87661780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151141}}^1$

素因数の和:151179

約数の個数: 24

約数和(自身を含む): 190438920

約数和(自身を除く): 102777140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 151141, 302282, 604564, 755705, 1511410, 3022820, 4383089, 8766178, 17532356, 21915445, 43830890, 87661780]

約数ペア:

[(1, 87661780), (2, 43830890), (4, 21915445), (5, 17532356), (10, 8766178), (20, 4383089), (29, 3022820), (58, 1511410), (116, 755705), (145, 604564), (290, 302282), (580, 151141)]