71618660

素因数分解:

$2^2\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{2593}}^1$

素因数の和:3983

約数の個数: 24

約数和(自身を含む): 150566136

約数和(自身を除く): 78947476

約数列:

[1, 2, 4, 5, 10, 20, 1381, 2593, 2762, 5186, 5524, 6905, 10372, 12965, 13810, 25930, 27620, 51860, 3580933, 7161866, 14323732, 17904665, 35809330, 71618660]

約数ペア:

[(1, 71618660), (2, 35809330), (4, 17904665), (5, 14323732), (10, 7161866), (20, 3580933), (1381, 51860), (2593, 27620), (2762, 25930), (5186, 13810), (5524, 12965), (6905, 10372)]