68295760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 173020176

約数和(自身を除く): 104724416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 677, 776, 970, 1040, 1261, 1354, 1552, 1940, 2522, 2708, 3385, 3880, 5044, 5416, 6305, 6770, 7760, 8801, 10088, 10832, 12610, 13540, 17602, 20176, 25220, 27080, 35204, 44005, 50440, 54160, 65669, 70408, 88010, 100880, 131338, 140816, 176020, 262676, 328345, 352040, 525352, 656690, 704080, 853697, 1050704, 1313380, 1707394, 2626760, 3414788, 4268485, 5253520, 6829576, 8536970, 13659152, 17073940, 34147880, 68295760]

約数ペア:

[(1, 68295760), (2, 34147880), (4, 17073940), (5, 13659152), (8, 8536970), (10, 6829576), (13, 5253520), (16, 4268485), (20, 3414788), (26, 2626760), (40, 1707394), (52, 1313380), (65, 1050704), (80, 853697), (97, 704080), (104, 656690), (130, 525352), (194, 352040), (208, 328345), (260, 262676), (388, 176020), (485, 140816), (520, 131338), (677, 100880), (776, 88010), (970, 70408), (1040, 65669), (1261, 54160), (1354, 50440), (1552, 44005), (1940, 35204), (2522, 27080), (2708, 25220), (3385, 20176), (3880, 17602), (5044, 13540), (5416, 12610), (6305, 10832), (6770, 10088), (7760, 8801)]