81203872

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{133559}}^1$

素因数の和:133588

約数の個数: 24

約数和(自身を含む): 168285600

約数和(自身を除く): 87081728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 133559, 267118, 534236, 1068472, 2136944, 2537621, 4273888, 5075242, 10150484, 20300968, 40601936, 81203872]

約数ペア:

[(1, 81203872), (2, 40601936), (4, 20300968), (8, 10150484), (16, 5075242), (19, 4273888), (32, 2537621), (38, 2136944), (76, 1068472), (152, 534236), (304, 267118), (608, 133559)]