71171890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3917}}^1$

素因数の和:4026

約数の個数: 32

約数和(自身を含む): 135406080

約数和(自身を除く): 64234190

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 3634, 3917, 7834, 9085, 18170, 19585, 39170, 90091, 180182, 309443, 450455, 618886, 900910, 1547215, 3094430, 7117189, 14234378, 35585945, 71171890]

約数ペア:

[(1, 71171890), (2, 35585945), (5, 14234378), (10, 7117189), (23, 3094430), (46, 1547215), (79, 900910), (115, 618886), (158, 450455), (230, 309443), (395, 180182), (790, 90091), (1817, 39170), (3634, 19585), (3917, 18170), (7834, 9085)]