87532220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{141181}}^1$

素因数の和:141221

約数の個数: 24

約数和(自身を含む): 189748608

約数和(自身を除く): 102216388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 141181, 282362, 564724, 705905, 1411810, 2823620, 4376611, 8753222, 17506444, 21883055, 43766110, 87532220]

約数ペア:

[(1, 87532220), (2, 43766110), (4, 21883055), (5, 17506444), (10, 8753222), (20, 4376611), (31, 2823620), (62, 1411810), (124, 705905), (155, 564724), (310, 282362), (620, 141181)]