74400625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{9157}}^1$

素因数の和:9190

約数の個数: 20

約数和(自身を含む): 100133572

約数和(自身を除く): 25732947

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 9157, 45785, 119041, 228925, 595205, 1144625, 2976025, 5723125, 14880125, 74400625]

約数ペア:

[(1, 74400625), (5, 14880125), (13, 5723125), (25, 2976025), (65, 1144625), (125, 595205), (325, 228925), (625, 119041), (1625, 45785), (8125, 9157)]