8128045

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 10321920

約数和(自身を除く): 2193875

約数列:

[1, 5, 31, 41, 155, 205, 1271, 1279, 6355, 6395, 39649, 52439, 198245, 262195, 1625609, 8128045]

約数ペア:

[(1, 8128045), (5, 1625609), (31, 262195), (41, 198245), (155, 52439), (205, 39649), (1271, 6395), (1279, 6355)]