421893025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{751}}^1\times {\mathrm{977}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 547179264

約数和(自身を除く): 125286239

約数列:

[1, 5, 23, 25, 115, 575, 751, 977, 3755, 4885, 17273, 18775, 22471, 24425, 86365, 112355, 431825, 561775, 733727, 3668635, 16875721, 18343175, 84378605, 421893025]

約数ペア:

[(1, 421893025), (5, 84378605), (23, 18343175), (25, 16875721), (115, 3668635), (575, 733727), (751, 561775), (977, 431825), (3755, 112355), (4885, 86365), (17273, 24425), (18775, 22471)]