125556920

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{10093}}^1$

素因数の和:10415

約数の個数: 32

約数和(自身を含む): 283439520

約数和(自身を除く): 157882600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 10093, 12440, 20186, 40372, 50465, 80744, 100930, 201860, 403720, 3138923, 6277846, 12555692, 15694615, 25111384, 31389230, 62778460, 125556920]

約数ペア:

[(1, 125556920), (2, 62778460), (4, 31389230), (5, 25111384), (8, 15694615), (10, 12555692), (20, 6277846), (40, 3138923), (311, 403720), (622, 201860), (1244, 100930), (1555, 80744), (2488, 50465), (3110, 40372), (6220, 20186), (10093, 12440)]