159296920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{47981}}^1$

素因数の和:48075

約数の個数: 32

約数和(自身を含む): 362743920

約数和(自身を除く): 203447000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 47981, 95962, 191924, 239905, 383848, 479810, 959620, 1919240, 3982423, 7964846, 15929692, 19912115, 31859384, 39824230, 79648460, 159296920]

約数ペア:

[(1, 159296920), (2, 79648460), (4, 39824230), (5, 31859384), (8, 19912115), (10, 15929692), (20, 7964846), (40, 3982423), (83, 1919240), (166, 959620), (332, 479810), (415, 383848), (664, 239905), (830, 191924), (1660, 95962), (3320, 47981)]