68972025

素因数分解:

$3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{2957}}^1$

素因数の和:3281

約数の個数: 24

約数和(自身を含む): 114439104

約数和(自身を除く): 45467079

約数列:

[1, 3, 5, 15, 25, 75, 311, 933, 1555, 2957, 4665, 7775, 8871, 14785, 23325, 44355, 73925, 221775, 919627, 2758881, 4598135, 13794405, 22990675, 68972025]

約数ペア:

[(1, 68972025), (3, 22990675), (5, 13794405), (15, 4598135), (25, 2758881), (75, 919627), (311, 221775), (933, 73925), (1555, 44355), (2957, 23325), (4665, 14785), (7775, 8871)]