321870275

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{3389}}^1$

素因数の和:3559

約数の個数: 24

約数和(自身を含む): 416156400

約数和(自身を除く): 94286125

約数列:

[1, 5, 25, 29, 131, 145, 655, 725, 3275, 3389, 3799, 16945, 18995, 84725, 94975, 98281, 443959, 491405, 2219795, 2457025, 11098975, 12874811, 64374055, 321870275]

約数ペア:

[(1, 321870275), (5, 64374055), (25, 12874811), (29, 11098975), (131, 2457025), (145, 2219795), (655, 491405), (725, 443959), (3275, 98281), (3389, 94975), (3799, 84725), (16945, 18995)]