80218168

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 152559360

約数和(自身を除く): 72341192

約数列:

[1, 2, 4, 8, 163, 227, 271, 326, 454, 542, 652, 908, 1084, 1304, 1816, 2168, 37001, 44173, 61517, 74002, 88346, 123034, 148004, 176692, 246068, 296008, 353384, 492136, 10027271, 20054542, 40109084, 80218168]

約数ペア:

[(1, 80218168), (2, 40109084), (4, 20054542), (8, 10027271), (163, 492136), (227, 353384), (271, 296008), (326, 246068), (454, 176692), (542, 148004), (652, 123034), (908, 88346), (1084, 74002), (1304, 61517), (1816, 44173), (2168, 37001)]