64673125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 92220480

約数和(自身を除く): 27547355

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 409, 575, 625, 1265, 1375, 2045, 2875, 4499, 6325, 6875, 9407, 10225, 14375, 22495, 31625, 47035, 51125, 103477, 112475, 158125, 235175, 255625, 517385, 562375, 1175875, 2586925, 2811875, 5879375, 12934625, 64673125]

約数ペア:

[(1, 64673125), (5, 12934625), (11, 5879375), (23, 2811875), (25, 2586925), (55, 1175875), (115, 562375), (125, 517385), (253, 255625), (275, 235175), (409, 158125), (575, 112475), (625, 103477), (1265, 51125), (1375, 47035), (2045, 31625), (2875, 22495), (4499, 14375), (6325, 10225), (6875, 9407)]