15682225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 21260792

約数和(自身を除く): 5578567

約数列:

[1, 5, 13, 25, 65, 73, 325, 365, 661, 949, 1825, 3305, 4745, 8593, 16525, 23725, 42965, 48253, 214825, 241265, 627289, 1206325, 3136445, 15682225]

約数ペア:

[(1, 15682225), (5, 3136445), (13, 1206325), (25, 627289), (65, 241265), (73, 214825), (325, 48253), (365, 42965), (661, 23725), (949, 16525), (1825, 8593), (3305, 4745)]