742650025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{3457}}^1$

素因数の和:4141

約数の個数: 24

約数和(自身を含む): 993511064

約数和(自身を除く): 250861039

約数列:

[1, 5, 13, 25, 65, 325, 661, 3305, 3457, 8593, 16525, 17285, 42965, 44941, 86425, 214825, 224705, 1123525, 2285077, 11425385, 29706001, 57126925, 148530005, 742650025]

約数ペア:

[(1, 742650025), (5, 148530005), (13, 57126925), (25, 29706001), (65, 11425385), (325, 2285077), (661, 1123525), (3305, 224705), (3457, 214825), (8593, 86425), (16525, 44941), (17285, 42965)]