156612005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 211680000

約数和(自身を除く): 55067995

約数列:

[1, 5, 11, 41, 55, 199, 205, 349, 451, 995, 1745, 2189, 2255, 3839, 8159, 10945, 14309, 19195, 40795, 69451, 71545, 89749, 157399, 347255, 448745, 763961, 786995, 2847491, 3819805, 14237455, 31322401, 156612005]

約数ペア:

[(1, 156612005), (5, 31322401), (11, 14237455), (41, 3819805), (55, 2847491), (199, 786995), (205, 763961), (349, 448745), (451, 347255), (995, 157399), (1745, 89749), (2189, 71545), (2255, 69451), (3839, 40795), (8159, 19195), (10945, 14309)]