157735640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{135979}}^1$

素因数の和:136019

約数の個数: 32

約数和(自身を含む): 367146000

約数和(自身を除く): 209410360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 135979, 271958, 543916, 679895, 1087832, 1359790, 2719580, 3943391, 5439160, 7886782, 15773564, 19716955, 31547128, 39433910, 78867820, 157735640]

約数ペア:

[(1, 157735640), (2, 78867820), (4, 39433910), (5, 31547128), (8, 19716955), (10, 15773564), (20, 7886782), (29, 5439160), (40, 3943391), (58, 2719580), (116, 1359790), (145, 1087832), (232, 679895), (290, 543916), (580, 271958), (1160, 135979)]