2672970625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{328981}}^1$

素因数の和:329014

約数の個数: 20

約数和(自身を含む): 3597089188

約数和(自身を除く): 924118563

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 328981, 1644905, 4276753, 8224525, 21383765, 41122625, 106918825, 205613125, 534594125, 2672970625]

約数ペア:

[(1, 2672970625), (5, 534594125), (13, 205613125), (25, 106918825), (65, 41122625), (125, 21383765), (325, 8224525), (625, 4276753), (1625, 1644905), (8125, 328981)]