85356440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164147}}^1$

素因数の和:164171

約数の個数: 32

約数和(自身を含む): 206826480

約数和(自身を除く): 121470040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 164147, 328294, 656588, 820735, 1313176, 1641470, 2133911, 3282940, 4267822, 6565880, 8535644, 10669555, 17071288, 21339110, 42678220, 85356440]

約数ペア:

[(1, 85356440), (2, 42678220), (4, 21339110), (5, 17071288), (8, 10669555), (10, 8535644), (13, 6565880), (20, 4267822), (26, 3282940), (40, 2133911), (52, 1641470), (65, 1313176), (104, 820735), (130, 656588), (260, 328294), (520, 164147)]