64210640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2129}}^1$

素因数の和:2184

約数の個数: 80

約数和(自身を含む): 166395600

約数和(自身を除く): 102184960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2129, 2320, 3016, 3770, 4258, 6032, 7540, 8516, 10645, 15080, 17032, 21290, 27677, 30160, 34064, 42580, 55354, 61741, 85160, 110708, 123482, 138385, 170320, 221416, 246964, 276770, 308705, 442832, 493928, 553540, 617410, 802633, 987856, 1107080, 1234820, 1605266, 2214160, 2469640, 3210532, 4013165, 4939280, 6421064, 8026330, 12842128, 16052660, 32105320, 64210640]

約数ペア:

[(1, 64210640), (2, 32105320), (4, 16052660), (5, 12842128), (8, 8026330), (10, 6421064), (13, 4939280), (16, 4013165), (20, 3210532), (26, 2469640), (29, 2214160), (40, 1605266), (52, 1234820), (58, 1107080), (65, 987856), (80, 802633), (104, 617410), (116, 553540), (130, 493928), (145, 442832), (208, 308705), (232, 276770), (260, 246964), (290, 221416), (377, 170320), (464, 138385), (520, 123482), (580, 110708), (754, 85160), (1040, 61741), (1160, 55354), (1508, 42580), (1885, 34064), (2129, 30160), (2320, 27677), (3016, 21290), (3770, 17032), (4258, 15080), (6032, 10645), (7540, 8516)]