79403320

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4481}}^1$

素因数の和:4935

約数の個数: 32

約数和(自身を含む): 179100720

約数和(自身を除く): 99697400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 4481, 8860, 8962, 17720, 17924, 22405, 35848, 44810, 89620, 179240, 1985083, 3970166, 7940332, 9925415, 15880664, 19850830, 39701660, 79403320]

約数ペア:

[(1, 79403320), (2, 39701660), (4, 19850830), (5, 15880664), (8, 9925415), (10, 7940332), (20, 3970166), (40, 1985083), (443, 179240), (886, 89620), (1772, 44810), (2215, 35848), (3544, 22405), (4430, 17924), (4481, 17720), (8860, 8962)]