42220375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 57470400

約数和(自身を除く): 15250025

約数列:

[1, 5, 19, 25, 29, 95, 125, 145, 475, 551, 613, 725, 2375, 2755, 3065, 3625, 11647, 13775, 15325, 17777, 58235, 68875, 76625, 88885, 291175, 337763, 444425, 1455875, 1688815, 2222125, 8444075, 42220375]

約数ペア:

[(1, 42220375), (5, 8444075), (19, 2222125), (25, 1688815), (29, 1455875), (95, 444425), (125, 337763), (145, 291175), (475, 88885), (551, 76625), (613, 68875), (725, 58235), (2375, 17777), (2755, 15325), (3065, 13775), (3625, 11647)]