157450475

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9924

約数の個数: 36

約数和(自身を含む): 244609344

約数和(自身を除く): 87158869

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 1225, 2275, 3185, 9887, 15925, 49435, 69209, 128531, 247175, 346045, 484463, 642655, 899717, 1730225, 2422315, 3213275, 4498585, 6298019, 12111575, 22492925, 31490095, 157450475]

約数ペア:

[(1, 157450475), (5, 31490095), (7, 22492925), (13, 12111575), (25, 6298019), (35, 4498585), (49, 3213275), (65, 2422315), (91, 1730225), (175, 899717), (245, 642655), (325, 484463), (455, 346045), (637, 247175), (1225, 128531), (2275, 69209), (3185, 49435), (9887, 15925)]