56817280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6829}}^1$

素因数の和:6861

約数の個数: 64

約数和(自身を含む): 146298600

約数和(自身を除く): 89481320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 6829, 8320, 13658, 27316, 34145, 54632, 68290, 88777, 109264, 136580, 177554, 218528, 273160, 355108, 437056, 443885, 546320, 710216, 874112, 887770, 1092640, 1420432, 1775540, 2185280, 2840864, 3551080, 4370560, 5681728, 7102160, 11363456, 14204320, 28408640, 56817280]

約数ペア:

[(1, 56817280), (2, 28408640), (4, 14204320), (5, 11363456), (8, 7102160), (10, 5681728), (13, 4370560), (16, 3551080), (20, 2840864), (26, 2185280), (32, 1775540), (40, 1420432), (52, 1092640), (64, 887770), (65, 874112), (80, 710216), (104, 546320), (128, 443885), (130, 437056), (160, 355108), (208, 273160), (260, 218528), (320, 177554), (416, 136580), (520, 109264), (640, 88777), (832, 68290), (1040, 54632), (1664, 34145), (2080, 27316), (4160, 13658), (6829, 8320)]