157087512496

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{138281261}}^1$

素因数の和:138281340

約数の個数: 20

約数和(自身を含む): 308643776784

約数和(自身を除く): 151556264288

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 138281261, 276562522, 553125044, 1106250088, 2212500176, 9817969531, 19635939062, 39271878124, 78543756248, 157087512496]

約数ペア:

[(1, 157087512496), (2, 78543756248), (4, 39271878124), (8, 19635939062), (16, 9817969531), (71, 2212500176), (142, 1106250088), (284, 553125044), (568, 276562522), (1136, 138281261)]