80822461660

素因数分解:

$2^2\times 5^1\times {\mathrm{1657}}^1\times {\mathrm{2438819}}^1$

素因数の和:2440485

約数の個数: 24

約数和(自身を含む): 169829669520

約数和(自身を除く): 89007207860

約数列:

[1, 2, 4, 5, 10, 20, 1657, 3314, 6628, 8285, 16570, 33140, 2438819, 4877638, 9755276, 12194095, 24388190, 48776380, 4041123083, 8082246166, 16164492332, 20205615415, 40411230830, 80822461660]

約数ペア:

[(1, 80822461660), (2, 40411230830), (4, 20205615415), (5, 16164492332), (10, 8082246166), (20, 4041123083), (1657, 48776380), (3314, 24388190), (6628, 12194095), (8285, 9755276), (16570, 4877638), (33140, 2438819)]