1316513950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1663}}^1$

素因数の和:1969

約数の個数: 48

約数和(自身を含む): 2495840256

約数和(自身を除く): 1179326306

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 223, 355, 446, 710, 1115, 1663, 1775, 2230, 3326, 3550, 5575, 8315, 11150, 15833, 16630, 31666, 41575, 79165, 83150, 118073, 158330, 236146, 370849, 395825, 590365, 741698, 791650, 1180730, 1854245, 2951825, 3708490, 5903650, 9271225, 18542450, 26330279, 52660558, 131651395, 263302790, 658256975, 1316513950]

約数ペア:

[(1, 1316513950), (2, 658256975), (5, 263302790), (10, 131651395), (25, 52660558), (50, 26330279), (71, 18542450), (142, 9271225), (223, 5903650), (355, 3708490), (446, 2951825), (710, 1854245), (1115, 1180730), (1663, 791650), (1775, 741698), (2230, 590365), (3326, 395825), (3550, 370849), (5575, 236146), (8315, 158330), (11150, 118073), (15833, 83150), (16630, 79165), (31666, 41575)]