87465260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{141073}}^1$

素因数の和:141113

約数の個数: 24

約数和(自身を含む): 189603456

約数和(自身を除く): 102138196

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 141073, 282146, 564292, 705365, 1410730, 2821460, 4373263, 8746526, 17493052, 21866315, 43732630, 87465260]

約数ペア:

[(1, 87465260), (2, 43732630), (4, 21866315), (5, 17493052), (10, 8746526), (20, 4373263), (31, 2821460), (62, 1410730), (124, 705365), (155, 564292), (310, 282146), (620, 141073)]