156933020

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{8081}}^1$

素因数の和:9061

約数の個数: 24

約数和(自身を含む): 329939568

約数和(自身を除く): 173006548

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 8081, 9710, 16162, 19420, 32324, 40405, 80810, 161620, 7846651, 15693302, 31386604, 39233255, 78466510, 156933020]

約数ペア:

[(1, 156933020), (2, 78466510), (4, 39233255), (5, 31386604), (10, 15693302), (20, 7846651), (971, 161620), (1942, 80810), (3884, 40405), (4855, 32324), (8081, 19420), (9710, 16162)]