440589025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{4639}}^1$

素因数の和:4809

約数の個数: 24

約数和(自身を含む): 569606400

約数和(自身を除く): 129017375

約数列:

[1, 5, 25, 29, 131, 145, 655, 725, 3275, 3799, 4639, 18995, 23195, 94975, 115975, 134531, 607709, 672655, 3038545, 3363275, 15192725, 17623561, 88117805, 440589025]

約数ペア:

[(1, 440589025), (5, 88117805), (25, 17623561), (29, 15192725), (131, 3363275), (145, 3038545), (655, 672655), (725, 607709), (3275, 134531), (3799, 115975), (4639, 94975), (18995, 23195)]