25214470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 47232000

約数和(自身を除く): 22017530

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 310, 326, 499, 815, 998, 1630, 2495, 4990, 5053, 10106, 15469, 25265, 30938, 50530, 77345, 81337, 154690, 162674, 406685, 813370, 2521447, 5042894, 12607235, 25214470]

約数ペア:

[(1, 25214470), (2, 12607235), (5, 5042894), (10, 2521447), (31, 813370), (62, 406685), (155, 162674), (163, 154690), (310, 81337), (326, 77345), (499, 50530), (815, 30938), (998, 25265), (1630, 15469), (2495, 10106), (4990, 5053)]