81608800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 288

約数和(自身を含む): 262483200

約数和(自身を除く): 180874400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 25, 26, 28, 32, 35, 38, 40, 50, 52, 56, 59, 65, 70, 76, 80, 91, 95, 100, 104, 112, 118, 130, 133, 140, 152, 160, 175, 182, 190, 200, 208, 224, 236, 247, 260, 266, 280, 295, 304, 325, 350, 364, 380, 400, 413, 416, 455, 472, 475, 494, 520, 532, 560, 590, 608, 650, 665, 700, 728, 760, 767, 800, 826, 910, 944, 950, 988, 1040, 1064, 1120, 1121, 1180, 1235, 1300, 1330, 1400, 1456, 1475, 1520, 1534, 1652, 1729, 1820, 1888, 1900, 1976, 2065, 2080, 2128, 2242, 2275, 2360, 2470, 2600, 2660, 2800, 2912, 2950, 3040, 3068, 3304, 3325, 3458, 3640, 3800, 3835, 3952, 4130, 4256, 4484, 4550, 4720, 4940, 5200, 5320, 5369, 5600, 5605, 5900, 6136, 6175, 6608, 6650, 6916, 7280, 7600, 7670, 7847, 7904, 8260, 8645, 8968, 9100, 9440, 9880, 10325, 10400, 10640, 10738, 11210, 11800, 12272, 12350, 13216, 13300, 13832, 14560, 14573, 15200, 15340, 15694, 16520, 17290, 17936, 18200, 19175, 19760, 20650, 21280, 21476, 22420, 23600, 24544, 24700, 26600, 26845, 27664, 28025, 29146, 30680, 31388, 33040, 34580, 35872, 36400, 38350, 39235, 39520, 41300, 42952, 43225, 44840, 47200, 49400, 53200, 53690, 55328, 56050, 58292, 61360, 62776, 66080, 69160, 72800, 72865, 76700, 78470, 82600, 85904, 86450, 89680, 98800, 102011, 106400, 107380, 112100, 116584, 122720, 125552, 134225, 138320, 145730, 153400, 156940, 165200, 171808, 172900, 179360, 196175, 197600, 204022, 214760, 224200, 233168, 251104, 268450, 276640, 291460, 306800, 313880, 330400, 345800, 364325, 392350, 408044, 429520, 448400, 466336, 510055, 536900, 582920, 613600, 627760, 691600, 728650, 784700, 816088, 859040, 896800, 1020110, 1073800, 1165840, 1255520, 1383200, 1457300, 1569400, 1632176, 2040220, 2147600, 2331680, 2550275, 2914600, 3138800, 3264352, 4080440, 4295200, 5100550, 5829200, 6277600, 8160880, 10201100, 11658400, 16321760, 20402200, 40804400, 81608800]

約数ペア:

[(1, 81608800), (2, 40804400), (4, 20402200), (5, 16321760), (7, 11658400), (8, 10201100), (10, 8160880), (13, 6277600), (14, 5829200), (16, 5100550), (19, 4295200), (20, 4080440), (25, 3264352), (26, 3138800), (28, 2914600), (32, 2550275), (35, 2331680), (38, 2147600), (40, 2040220), (50, 1632176), (52, 1569400), (56, 1457300), (59, 1383200), (65, 1255520), (70, 1165840), (76, 1073800), (80, 1020110), (91, 896800), (95, 859040), (100, 816088), (104, 784700), (112, 728650), (118, 691600), (130, 627760), (133, 613600), (140, 582920), (152, 536900), (160, 510055), (175, 466336), (182, 448400), (190, 429520), (200, 408044), (208, 392350), (224, 364325), (236, 345800), (247, 330400), (260, 313880), (266, 306800), (280, 291460), (295, 276640), (304, 268450), (325, 251104), (350, 233168), (364, 224200), (380, 214760), (400, 204022), (413, 197600), (416, 196175), (455, 179360), (472, 172900), (475, 171808), (494, 165200), (520, 156940), (532, 153400), (560, 145730), (590, 138320), (608, 134225), (650, 125552), (665, 122720), (700, 116584), (728, 112100), (760, 107380), (767, 106400), (800, 102011), (826, 98800), (910, 89680), (944, 86450), (950, 85904), (988, 82600), (1040, 78470), (1064, 76700), (1120, 72865), (1121, 72800), (1180, 69160), (1235, 66080), (1300, 62776), (1330, 61360), (1400, 58292), (1456, 56050), (1475, 55328), (1520, 53690), (1534, 53200), (1652, 49400), (1729, 47200), (1820, 44840), (1888, 43225), (1900, 42952), (1976, 41300), (2065, 39520), (2080, 39235), (2128, 38350), (2242, 36400), (2275, 35872), (2360, 34580), (2470, 33040), (2600, 31388), (2660, 30680), (2800, 29146), (2912, 28025), (2950, 27664), (3040, 26845), (3068, 26600), (3304, 24700), (3325, 24544), (3458, 23600), (3640, 22420), (3800, 21476), (3835, 21280), (3952, 20650), (4130, 19760), (4256, 19175), (4484, 18200), (4550, 17936), (4720, 17290), (4940, 16520), (5200, 15694), (5320, 15340), (5369, 15200), (5600, 14573), (5605, 14560), (5900, 13832), (6136, 13300), (6175, 13216), (6608, 12350), (6650, 12272), (6916, 11800), (7280, 11210), (7600, 10738), (7670, 10640), (7847, 10400), (7904, 10325), (8260, 9880), (8645, 9440), (8968, 9100)]