38865766400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 288

約数和(自身を含む): 101783485440

約数和(自身を除く): 62917719040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 47, 50, 62, 64, 80, 94, 100, 124, 128, 155, 160, 188, 200, 235, 248, 256, 310, 320, 376, 400, 470, 496, 512, 521, 620, 640, 752, 775, 800, 940, 992, 1024, 1042, 1175, 1240, 1280, 1457, 1504, 1550, 1600, 1880, 1984, 2048, 2084, 2350, 2480, 2560, 2605, 2914, 3008, 3100, 3200, 3760, 3968, 4168, 4700, 4960, 5120, 5210, 5828, 6016, 6200, 6400, 7285, 7520, 7936, 8336, 9400, 9920, 10240, 10420, 11656, 12032, 12400, 12800, 13025, 14570, 15040, 15872, 16151, 16672, 18800, 19840, 20840, 23312, 24064, 24487, 24800, 25600, 26050, 29140, 30080, 31744, 32302, 33344, 36425, 37600, 39680, 41680, 46624, 48128, 48974, 49600, 51200, 52100, 58280, 60160, 63488, 64604, 66688, 72850, 75200, 79360, 80755, 83360, 93248, 96256, 97948, 99200, 104200, 116560, 120320, 122435, 129208, 133376, 145700, 150400, 158720, 161510, 166720, 186496, 195896, 198400, 208400, 233120, 240640, 244870, 258416, 266752, 291400, 300800, 317440, 323020, 333440, 372992, 391792, 396800, 403775, 416800, 466240, 481280, 489740, 516832, 533504, 582800, 601600, 612175, 646040, 666880, 745984, 759097, 783584, 793600, 807550, 833600, 932480, 979480, 1033664, 1067008, 1165600, 1203200, 1224350, 1292080, 1333760, 1491968, 1518194, 1567168, 1587200, 1615100, 1667200, 1864960, 1958960, 2067328, 2331200, 2406400, 2448700, 2584160, 2667520, 2983936, 3036388, 3134336, 3230200, 3334400, 3729920, 3795485, 3917920, 4134656, 4662400, 4897400, 5168320, 5335040, 6072776, 6268672, 6460400, 6668800, 7459840, 7590970, 7835840, 8269312, 9324800, 9794800, 10336640, 12145552, 12537344, 12920800, 13337600, 14919680, 15181940, 15671680, 16538624, 18649600, 18977425, 19589600, 20673280, 24291104, 25074688, 25841600, 26675200, 30363880, 31343360, 33077248, 37299200, 37954850, 39179200, 41346560, 48582208, 50149376, 51683200, 60727760, 62686720, 74598400, 75909700, 78358400, 82693120, 97164416, 103366400, 121455520, 125373440, 151819400, 156716800, 165386240, 194328832, 206732800, 242911040, 250746880, 303638800, 313433600, 388657664, 413465600, 485822080, 607277600, 626867200, 777315328, 826931200, 971644160, 1214555200, 1253734400, 1554630656, 1943288320, 2429110400, 3886576640, 4858220800, 7773153280, 9716441600, 19432883200, 38865766400]

約数ペア:

[(1, 38865766400), (2, 19432883200), (4, 9716441600), (5, 7773153280), (8, 4858220800), (10, 3886576640), (16, 2429110400), (20, 1943288320), (25, 1554630656), (31, 1253734400), (32, 1214555200), (40, 971644160), (47, 826931200), (50, 777315328), (62, 626867200), (64, 607277600), (80, 485822080), (94, 413465600), (100, 388657664), (124, 313433600), (128, 303638800), (155, 250746880), (160, 242911040), (188, 206732800), (200, 194328832), (235, 165386240), (248, 156716800), (256, 151819400), (310, 125373440), (320, 121455520), (376, 103366400), (400, 97164416), (470, 82693120), (496, 78358400), (512, 75909700), (521, 74598400), (620, 62686720), (640, 60727760), (752, 51683200), (775, 50149376), (800, 48582208), (940, 41346560), (992, 39179200), (1024, 37954850), (1042, 37299200), (1175, 33077248), (1240, 31343360), (1280, 30363880), (1457, 26675200), (1504, 25841600), (1550, 25074688), (1600, 24291104), (1880, 20673280), (1984, 19589600), (2048, 18977425), (2084, 18649600), (2350, 16538624), (2480, 15671680), (2560, 15181940), (2605, 14919680), (2914, 13337600), (3008, 12920800), (3100, 12537344), (3200, 12145552), (3760, 10336640), (3968, 9794800), (4168, 9324800), (4700, 8269312), (4960, 7835840), (5120, 7590970), (5210, 7459840), (5828, 6668800), (6016, 6460400), (6200, 6268672), (6400, 6072776), (7285, 5335040), (7520, 5168320), (7936, 4897400), (8336, 4662400), (9400, 4134656), (9920, 3917920), (10240, 3795485), (10420, 3729920), (11656, 3334400), (12032, 3230200), (12400, 3134336), (12800, 3036388), (13025, 2983936), (14570, 2667520), (15040, 2584160), (15872, 2448700), (16151, 2406400), (16672, 2331200), (18800, 2067328), (19840, 1958960), (20840, 1864960), (23312, 1667200), (24064, 1615100), (24487, 1587200), (24800, 1567168), (25600, 1518194), (26050, 1491968), (29140, 1333760), (30080, 1292080), (31744, 1224350), (32302, 1203200), (33344, 1165600), (36425, 1067008), (37600, 1033664), (39680, 979480), (41680, 932480), (46624, 833600), (48128, 807550), (48974, 793600), (49600, 783584), (51200, 759097), (52100, 745984), (58280, 666880), (60160, 646040), (63488, 612175), (64604, 601600), (66688, 582800), (72850, 533504), (75200, 516832), (79360, 489740), (80755, 481280), (83360, 466240), (93248, 416800), (96256, 403775), (97948, 396800), (99200, 391792), (104200, 372992), (116560, 333440), (120320, 323020), (122435, 317440), (129208, 300800), (133376, 291400), (145700, 266752), (150400, 258416), (158720, 244870), (161510, 240640), (166720, 233120), (186496, 208400), (195896, 198400)]