80909186

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{4159}}^1$

素因数の和:4369

約数の個数: 16

約数和(自身を含む): 124001280

約数和(自身を除く): 43092094

約数列:

[1, 2, 71, 137, 142, 274, 4159, 8318, 9727, 19454, 295289, 569783, 590578, 1139566, 40454593, 80909186]

約数ペア:

[(1, 80909186), (2, 40454593), (71, 1139566), (137, 590578), (142, 569783), (274, 295289), (4159, 19454), (8318, 9727)]