128522875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 174283200

約数和(自身を除く): 45760325

約数列:

[1, 5, 13, 25, 65, 125, 139, 325, 569, 695, 1625, 1807, 2845, 3475, 7397, 9035, 14225, 17375, 36985, 45175, 71125, 79091, 184925, 225875, 395455, 924625, 1028183, 1977275, 5140915, 9886375, 25704575, 128522875]

約数ペア:

[(1, 128522875), (5, 25704575), (13, 9886375), (25, 5140915), (65, 1977275), (125, 1028183), (139, 924625), (325, 395455), (569, 225875), (695, 184925), (1625, 79091), (1807, 71125), (2845, 45175), (3475, 36985), (7397, 17375), (9035, 14225)]