91476920

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{8081}}^1$

素因数の和:8375

約数の個数: 32

約数和(自身を含む): 206575920

約数和(自身を除く): 115099000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 8081, 11320, 16162, 32324, 40405, 64648, 80810, 161620, 323240, 2286923, 4573846, 9147692, 11434615, 18295384, 22869230, 45738460, 91476920]

約数ペア:

[(1, 91476920), (2, 45738460), (4, 22869230), (5, 18295384), (8, 11434615), (10, 9147692), (20, 4573846), (40, 2286923), (283, 323240), (566, 161620), (1132, 80810), (1415, 64648), (2264, 40405), (2830, 32324), (5660, 16162), (8081, 11320)]