129885025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 169632000

約数和(自身を除く): 39746975

約数列:

[1, 5, 23, 25, 113, 115, 565, 575, 1999, 2599, 2825, 9995, 12995, 45977, 49975, 64975, 225887, 229885, 1129435, 1149425, 5195401, 5647175, 25977005, 129885025]

約数ペア:

[(1, 129885025), (5, 25977005), (23, 5647175), (25, 5195401), (113, 1149425), (115, 1129435), (565, 229885), (575, 225887), (1999, 64975), (2599, 49975), (2825, 45977), (9995, 12995)]