82906760

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20123}}^1$

素因数の和:20237

約数の個数: 32

約数和(自身を含む): 188360640

約数和(自身を除く): 105453880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 20123, 40246, 80492, 100615, 160984, 201230, 402460, 804920, 2072669, 4145338, 8290676, 10363345, 16581352, 20726690, 41453380, 82906760]

約数ペア:

[(1, 82906760), (2, 41453380), (4, 20726690), (5, 16581352), (8, 10363345), (10, 8290676), (20, 4145338), (40, 2072669), (103, 804920), (206, 402460), (412, 201230), (515, 160984), (824, 100615), (1030, 80492), (2060, 40246), (4120, 20123)]