78412660

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{13381}}^1$

素因数の和:13683

約数の個数: 24

約数和(自身を含む): 165240936

約数和(自身を除く): 86828276

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 5860, 13381, 26762, 53524, 66905, 133810, 267620, 3920633, 7841266, 15682532, 19603165, 39206330, 78412660]

約数ペア:

[(1, 78412660), (2, 39206330), (4, 19603165), (5, 15682532), (10, 7841266), (20, 3920633), (293, 267620), (586, 133810), (1172, 66905), (1465, 53524), (2930, 26762), (5860, 13381)]