81869072

素因数分解:

$2^4\times {\mathrm{1103}}^1\times {\mathrm{4639}}^1$

素因数の和:5750

約数の個数: 20

約数和(自身を含む): 158799360

約数和(自身を除く): 76930288

約数列:

[1, 2, 4, 8, 16, 1103, 2206, 4412, 4639, 8824, 9278, 17648, 18556, 37112, 74224, 5116817, 10233634, 20467268, 40934536, 81869072]

約数ペア:

[(1, 81869072), (2, 40934536), (4, 20467268), (8, 10233634), (16, 5116817), (1103, 74224), (2206, 37112), (4412, 18556), (4639, 17648), (8824, 9278)]