5457570625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{671701}}^1$

素因数の和:671734

約数の個数: 20

約数和(自身を含む): 7344389668

約数和(自身を除く): 1886819043

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 671701, 3358505, 8732113, 16792525, 43660565, 83962625, 218302825, 419813125, 1091514125, 5457570625]

約数ペア:

[(1, 5457570625), (5, 1091514125), (13, 419813125), (25, 218302825), (65, 83962625), (125, 43660565), (325, 16792525), (625, 8732113), (1625, 3358505), (8125, 671701)]