87375140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101599}}^1$

素因数の和:101651

約数の個数: 24

約数和(自身を含む): 187756800

約数和(自身を除く): 100381660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 101599, 203198, 406396, 507995, 1015990, 2031980, 4368757, 8737514, 17475028, 21843785, 43687570, 87375140]

約数ペア:

[(1, 87375140), (2, 43687570), (4, 21843785), (5, 17475028), (10, 8737514), (20, 4368757), (43, 2031980), (86, 1015990), (172, 507995), (215, 406396), (430, 203198), (860, 101599)]