157217008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12391}}^1$

素因数の和:12473

約数の個数: 40

約数和(自身を含む): 333443936

約数和(自身を除く): 176226928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12391, 12688, 24782, 49564, 99128, 161083, 198256, 322166, 644332, 755851, 1288664, 1511702, 2577328, 3023404, 6046808, 9826063, 12093616, 19652126, 39304252, 78608504, 157217008]

約数ペア:

[(1, 157217008), (2, 78608504), (4, 39304252), (8, 19652126), (13, 12093616), (16, 9826063), (26, 6046808), (52, 3023404), (61, 2577328), (104, 1511702), (122, 1288664), (208, 755851), (244, 644332), (488, 322166), (793, 198256), (976, 161083), (1586, 99128), (3172, 49564), (6344, 24782), (12391, 12688)]