63400625

素因数分解:

$5^4\times {\mathrm{19}}^2\times {\mathrm{281}}^1$

素因数の和:339

約数の個数: 30

約数和(自身を含む): 83912202

約数和(自身を除く): 20511577

約数列:

[1, 5, 19, 25, 95, 125, 281, 361, 475, 625, 1405, 1805, 2375, 5339, 7025, 9025, 11875, 26695, 35125, 45125, 101441, 133475, 175625, 225625, 507205, 667375, 2536025, 3336875, 12680125, 63400625]

約数ペア:

[(1, 63400625), (5, 12680125), (19, 3336875), (25, 2536025), (95, 667375), (125, 507205), (281, 225625), (361, 175625), (475, 133475), (625, 101441), (1405, 45125), (1805, 35125), (2375, 26695), (5339, 11875), (7025, 9025)]