29720275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4813}}^1$

素因数の和:4855

約数の個数: 24

約数和(自身を含む): 41785520

約数和(自身を除く): 12065245

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 4813, 6175, 24065, 62569, 91447, 120325, 312845, 457235, 1188811, 1564225, 2286175, 5944055, 29720275]

約数ペア:

[(1, 29720275), (5, 5944055), (13, 2286175), (19, 1564225), (25, 1188811), (65, 457235), (95, 312845), (247, 120325), (325, 91447), (475, 62569), (1235, 24065), (4813, 6175)]