904430225

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{5441}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 1150547640

約数和(自身を除く): 246117415

約数列:

[1, 5, 25, 61, 109, 305, 545, 1525, 2725, 5441, 6649, 27205, 33245, 136025, 166225, 331901, 593069, 1659505, 2965345, 8297525, 14826725, 36177209, 180886045, 904430225]

約数ペア:

[(1, 904430225), (5, 180886045), (25, 36177209), (61, 14826725), (109, 8297525), (305, 2965345), (545, 1659505), (1525, 593069), (2725, 331901), (5441, 166225), (6649, 136025), (27205, 33245)]