1025503375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1499}}^1$

素因数の和:1948

約数の個数: 32

約数和(自身を含む): 1382472000

約数和(自身を除く): 356968625

約数列:

[1, 5, 13, 25, 65, 125, 325, 421, 1499, 1625, 2105, 5473, 7495, 10525, 19487, 27365, 37475, 52625, 97435, 136825, 187375, 487175, 631079, 684125, 2435875, 3155395, 8204027, 15776975, 41020135, 78884875, 205100675, 1025503375]

約数ペア:

[(1, 1025503375), (5, 205100675), (13, 78884875), (25, 41020135), (65, 15776975), (125, 8204027), (325, 3155395), (421, 2435875), (1499, 684125), (1625, 631079), (2105, 487175), (5473, 187375), (7495, 136825), (10525, 97435), (19487, 52625), (27365, 37475)]