131536520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{29101}}^1$

素因数の和:29225

約数の個数: 32

約数和(自身を含む): 298586520

約数和(自身を除く): 167050000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 29101, 58202, 116404, 145505, 232808, 291010, 582020, 1164040, 3288413, 6576826, 13153652, 16442065, 26307304, 32884130, 65768260, 131536520]

約数ペア:

[(1, 131536520), (2, 65768260), (4, 32884130), (5, 26307304), (8, 16442065), (10, 13153652), (20, 6576826), (40, 3288413), (113, 1164040), (226, 582020), (452, 291010), (565, 232808), (904, 145505), (1130, 116404), (2260, 58202), (4520, 29101)]