51887180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83689}}^1$

素因数の和:83729

約数の個数: 24

約数和(自身を含む): 112479360

約数和(自身を除く): 60592180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 83689, 167378, 334756, 418445, 836890, 1673780, 2594359, 5188718, 10377436, 12971795, 25943590, 51887180]

約数ペア:

[(1, 51887180), (2, 25943590), (4, 12971795), (5, 10377436), (10, 5188718), (20, 2594359), (31, 1673780), (62, 836890), (124, 418445), (155, 334756), (310, 167378), (620, 83689)]