85281740

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{6911}}^1$

素因数の和:7537

約数の個数: 24

約数和(自身を含む): 179407872

約数和(自身を除く): 94126132

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 6170, 6911, 12340, 13822, 27644, 34555, 69110, 138220, 4264087, 8528174, 17056348, 21320435, 42640870, 85281740]

約数ペア:

[(1, 85281740), (2, 42640870), (4, 21320435), (5, 17056348), (10, 8528174), (20, 4264087), (617, 138220), (1234, 69110), (2468, 34555), (3085, 27644), (6170, 13822), (6911, 12340)]