7730225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 10078968

約数和(自身を除く): 2348743

約数列:

[1, 5, 25, 37, 61, 137, 185, 305, 685, 925, 1525, 2257, 3425, 5069, 8357, 11285, 25345, 41785, 56425, 126725, 208925, 309209, 1546045, 7730225]

約数ペア:

[(1, 7730225), (5, 1546045), (25, 309209), (37, 208925), (61, 126725), (137, 56425), (185, 41785), (305, 25345), (685, 11285), (925, 8357), (1525, 5069), (2257, 3425)]