79051640

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8269}}^1$

素因数の和:8519

約数の個数: 32

約数和(自身を含む): 178632000

約数和(自身を除く): 99580360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 8269, 9560, 16538, 33076, 41345, 66152, 82690, 165380, 330760, 1976291, 3952582, 7905164, 9881455, 15810328, 19762910, 39525820, 79051640]

約数ペア:

[(1, 79051640), (2, 39525820), (4, 19762910), (5, 15810328), (8, 9881455), (10, 7905164), (20, 3952582), (40, 1976291), (239, 330760), (478, 165380), (956, 82690), (1195, 66152), (1912, 41345), (2390, 33076), (4780, 16538), (8269, 9560)]