87219820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{150379}}^1$

素因数の和:150417

約数の個数: 24

約数和(自身を含む): 189478800

約数和(自身を除く): 102258980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 150379, 300758, 601516, 751895, 1503790, 3007580, 4360991, 8721982, 17443964, 21804955, 43609910, 87219820]

約数ペア:

[(1, 87219820), (2, 43609910), (4, 21804955), (5, 17443964), (10, 8721982), (20, 4360991), (29, 3007580), (58, 1503790), (116, 751895), (145, 601516), (290, 300758), (580, 150379)]