25166960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3490

約数の個数: 80

約数和(自身を含む): 72037056

約数和(自身を除く): 46870096

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3457, 3640, 6914, 7280, 13828, 17285, 24199, 27656, 34570, 44941, 48398, 55312, 69140, 89882, 96796, 120995, 138280, 179764, 193592, 224705, 241990, 276560, 314587, 359528, 387184, 449410, 483980, 629174, 719056, 898820, 967960, 1258348, 1572935, 1797640, 1935920, 2516696, 3145870, 3595280, 5033392, 6291740, 12583480, 25166960]

約数ペア:

[(1, 25166960), (2, 12583480), (4, 6291740), (5, 5033392), (7, 3595280), (8, 3145870), (10, 2516696), (13, 1935920), (14, 1797640), (16, 1572935), (20, 1258348), (26, 967960), (28, 898820), (35, 719056), (40, 629174), (52, 483980), (56, 449410), (65, 387184), (70, 359528), (80, 314587), (91, 276560), (104, 241990), (112, 224705), (130, 193592), (140, 179764), (182, 138280), (208, 120995), (260, 96796), (280, 89882), (364, 69140), (455, 55312), (520, 48398), (560, 44941), (728, 34570), (910, 27656), (1040, 24199), (1456, 17285), (1820, 13828), (3457, 7280), (3640, 6914)]