89738480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86287}}^1$

素因数の和:86313

約数の個数: 40

約数和(自身を含む): 224693952

約数和(自身を除く): 134955472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 86287, 172574, 345148, 431435, 690296, 862870, 1121731, 1380592, 1725740, 2243462, 3451480, 4486924, 5608655, 6902960, 8973848, 11217310, 17947696, 22434620, 44869240, 89738480]

約数ペア:

[(1, 89738480), (2, 44869240), (4, 22434620), (5, 17947696), (8, 11217310), (10, 8973848), (13, 6902960), (16, 5608655), (20, 4486924), (26, 3451480), (40, 2243462), (52, 1725740), (65, 1380592), (80, 1121731), (104, 862870), (130, 690296), (208, 431435), (260, 345148), (520, 172574), (1040, 86287)]