24780275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 34841520

約数和(自身を除く): 10061245

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 4013, 6175, 20065, 52169, 76247, 100325, 260845, 381235, 991211, 1304225, 1906175, 4956055, 24780275]

約数ペア:

[(1, 24780275), (5, 4956055), (13, 1906175), (19, 1304225), (25, 991211), (65, 381235), (95, 260845), (247, 100325), (325, 76247), (475, 52169), (1235, 20065), (4013, 6175)]