64338625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 92527344

約数和(自身を除く): 28188719

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 137, 221, 289, 325, 425, 685, 1105, 1445, 1625, 1781, 2125, 2329, 3425, 3757, 5525, 7225, 8905, 11645, 17125, 18785, 27625, 30277, 36125, 39593, 44525, 58225, 93925, 151385, 197965, 222625, 291125, 469625, 514709, 756925, 989825, 2573545, 3784625, 4949125, 12867725, 64338625]

約数ペア:

[(1, 64338625), (5, 12867725), (13, 4949125), (17, 3784625), (25, 2573545), (65, 989825), (85, 756925), (125, 514709), (137, 469625), (221, 291125), (289, 222625), (325, 197965), (425, 151385), (685, 93925), (1105, 58225), (1445, 44525), (1625, 39593), (1781, 36125), (2125, 30277), (2329, 27625), (3425, 18785), (3757, 17125), (5525, 11645), (7225, 8905)]