85550980

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{6779}}^1$

素因数の和:7419

約数の個数: 24

約数和(自身を含む): 179968320

約数和(自身を除く): 94417340

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 6310, 6779, 12620, 13558, 27116, 33895, 67790, 135580, 4277549, 8555098, 17110196, 21387745, 42775490, 85550980]

約数ペア:

[(1, 85550980), (2, 42775490), (4, 21387745), (5, 17110196), (10, 8555098), (20, 4277549), (631, 135580), (1262, 67790), (2524, 33895), (3155, 27116), (6310, 13558), (6779, 12620)]