79554920

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1871}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 179262720

約数和(自身を除く): 99707800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1871, 2126, 3742, 4252, 5315, 7484, 8504, 9355, 10630, 14968, 18710, 21260, 37420, 42520, 74840, 1988873, 3977746, 7955492, 9944365, 15910984, 19888730, 39777460, 79554920]

約数ペア:

[(1, 79554920), (2, 39777460), (4, 19888730), (5, 15910984), (8, 9944365), (10, 7955492), (20, 3977746), (40, 1988873), (1063, 74840), (1871, 42520), (2126, 37420), (3742, 21260), (4252, 18710), (5315, 14968), (7484, 10630), (8504, 9355)]