66730254320

素因数分解:

$2^4\times 5^1\times {\mathrm{834128179}}^1$

素因数の和:834128192

約数の個数: 20

約数和(自身を含む): 155147841480

約数和(自身を除く): 88417587160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 834128179, 1668256358, 3336512716, 4170640895, 6673025432, 8341281790, 13346050864, 16682563580, 33365127160, 66730254320]

約数ペア:

[(1, 66730254320), (2, 33365127160), (4, 16682563580), (5, 13346050864), (8, 8341281790), (10, 6673025432), (16, 4170640895), (20, 3336512716), (40, 1668256358), (80, 834128179)]