80550400

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 240

約数和(自身を含む): 243555840

約数和(自身を除く): 163005440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 31, 32, 35, 40, 50, 56, 58, 62, 64, 70, 80, 100, 112, 116, 124, 128, 140, 145, 155, 160, 175, 200, 203, 217, 224, 232, 248, 256, 280, 290, 310, 320, 350, 400, 406, 434, 448, 464, 496, 512, 560, 580, 620, 640, 700, 725, 775, 800, 812, 868, 896, 899, 928, 992, 1015, 1085, 1120, 1160, 1240, 1280, 1400, 1450, 1550, 1600, 1624, 1736, 1792, 1798, 1856, 1984, 2030, 2170, 2240, 2320, 2480, 2560, 2800, 2900, 3100, 3200, 3248, 3472, 3584, 3596, 3712, 3968, 4060, 4340, 4480, 4495, 4640, 4960, 5075, 5425, 5600, 5800, 6200, 6293, 6400, 6496, 6944, 7192, 7424, 7936, 8120, 8680, 8960, 8990, 9280, 9920, 10150, 10850, 11200, 11600, 12400, 12586, 12800, 12992, 13888, 14384, 14848, 15872, 16240, 17360, 17920, 17980, 18560, 19840, 20300, 21700, 22400, 22475, 23200, 24800, 25172, 25984, 27776, 28768, 31465, 32480, 34720, 35960, 37120, 39680, 40600, 43400, 44800, 44950, 46400, 49600, 50344, 51968, 55552, 57536, 62930, 64960, 69440, 71920, 74240, 79360, 81200, 86800, 89600, 89900, 92800, 99200, 100688, 103936, 111104, 115072, 125860, 129920, 138880, 143840, 157325, 162400, 173600, 179800, 185600, 198400, 201376, 230144, 251720, 259840, 277760, 287680, 314650, 324800, 347200, 359600, 371200, 396800, 402752, 460288, 503440, 519680, 555520, 575360, 629300, 649600, 694400, 719200, 805504, 1006880, 1150720, 1258600, 1299200, 1388800, 1438400, 1611008, 2013760, 2301440, 2517200, 2598400, 2777600, 2876800, 3222016, 4027520, 5034400, 5753600, 8055040, 10068800, 11507200, 16110080, 20137600, 40275200, 80550400]

約数ペア:

[(1, 80550400), (2, 40275200), (4, 20137600), (5, 16110080), (7, 11507200), (8, 10068800), (10, 8055040), (14, 5753600), (16, 5034400), (20, 4027520), (25, 3222016), (28, 2876800), (29, 2777600), (31, 2598400), (32, 2517200), (35, 2301440), (40, 2013760), (50, 1611008), (56, 1438400), (58, 1388800), (62, 1299200), (64, 1258600), (70, 1150720), (80, 1006880), (100, 805504), (112, 719200), (116, 694400), (124, 649600), (128, 629300), (140, 575360), (145, 555520), (155, 519680), (160, 503440), (175, 460288), (200, 402752), (203, 396800), (217, 371200), (224, 359600), (232, 347200), (248, 324800), (256, 314650), (280, 287680), (290, 277760), (310, 259840), (320, 251720), (350, 230144), (400, 201376), (406, 198400), (434, 185600), (448, 179800), (464, 173600), (496, 162400), (512, 157325), (560, 143840), (580, 138880), (620, 129920), (640, 125860), (700, 115072), (725, 111104), (775, 103936), (800, 100688), (812, 99200), (868, 92800), (896, 89900), (899, 89600), (928, 86800), (992, 81200), (1015, 79360), (1085, 74240), (1120, 71920), (1160, 69440), (1240, 64960), (1280, 62930), (1400, 57536), (1450, 55552), (1550, 51968), (1600, 50344), (1624, 49600), (1736, 46400), (1792, 44950), (1798, 44800), (1856, 43400), (1984, 40600), (2030, 39680), (2170, 37120), (2240, 35960), (2320, 34720), (2480, 32480), (2560, 31465), (2800, 28768), (2900, 27776), (3100, 25984), (3200, 25172), (3248, 24800), (3472, 23200), (3584, 22475), (3596, 22400), (3712, 21700), (3968, 20300), (4060, 19840), (4340, 18560), (4480, 17980), (4495, 17920), (4640, 17360), (4960, 16240), (5075, 15872), (5425, 14848), (5600, 14384), (5800, 13888), (6200, 12992), (6293, 12800), (6400, 12586), (6496, 12400), (6944, 11600), (7192, 11200), (7424, 10850), (7936, 10150), (8120, 9920), (8680, 9280), (8960, 8990)]