87689620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151189}}^1$

素因数の和:151227

約数の個数: 24

約数和(自身を含む): 190499400

約数和(自身を除く): 102809780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 151189, 302378, 604756, 755945, 1511890, 3023780, 4384481, 8768962, 17537924, 21922405, 43844810, 87689620]

約数ペア:

[(1, 87689620), (2, 43844810), (4, 21922405), (5, 17537924), (10, 8768962), (20, 4384481), (29, 3023780), (58, 1511890), (116, 755945), (145, 604756), (290, 302378), (580, 151189)]