158647010

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 290476800

約数和(自身を除く): 131829790

約数列:

[1, 2, 5, 10, 79, 158, 395, 409, 491, 790, 818, 982, 2045, 2455, 4090, 4910, 32311, 38789, 64622, 77578, 161555, 193945, 200819, 323110, 387890, 401638, 1004095, 2008190, 15864701, 31729402, 79323505, 158647010]

約数ペア:

[(1, 158647010), (2, 79323505), (5, 31729402), (10, 15864701), (79, 2008190), (158, 1004095), (395, 401638), (409, 387890), (491, 323110), (790, 200819), (818, 193945), (982, 161555), (2045, 77578), (2455, 64622), (4090, 38789), (4910, 32311)]