67800640

素因数分解:

$2^6\times 5^1\times {\mathrm{211877}}^1$

素因数の和:211894

約数の個数: 28

約数和(自身を含む): 161451036

約数和(自身を除く): 93650396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 211877, 423754, 847508, 1059385, 1695016, 2118770, 3390032, 4237540, 6780064, 8475080, 13560128, 16950160, 33900320, 67800640]

約数ペア:

[(1, 67800640), (2, 33900320), (4, 16950160), (5, 13560128), (8, 8475080), (10, 6780064), (16, 4237540), (20, 3390032), (32, 2118770), (40, 1695016), (64, 1059385), (80, 847508), (160, 423754), (320, 211877)]