264958325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4013}}^1$

素因数の和:4181

約数の個数: 24

約数和(自身を含む): 348415200

約数和(自身を除く): 83456875

約数列:

[1, 5, 19, 25, 95, 139, 475, 695, 2641, 3475, 4013, 13205, 20065, 66025, 76247, 100325, 381235, 557807, 1906175, 2789035, 10598333, 13945175, 52991665, 264958325]

約数ペア:

[(1, 264958325), (5, 52991665), (19, 13945175), (25, 10598333), (95, 2789035), (139, 1906175), (475, 557807), (695, 381235), (2641, 100325), (3475, 76247), (4013, 66025), (13205, 20065)]