81399330

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{100493}}^1$

素因数の和:100512

約数の個数: 40

約数和(自身を含む): 218875932

約数和(自身を除く): 137476602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 100493, 200986, 301479, 502465, 602958, 904437, 1004930, 1507395, 1808874, 2713311, 3014790, 4522185, 5426622, 8139933, 9044370, 13566555, 16279866, 27133110, 40699665, 81399330]

約数ペア:

[(1, 81399330), (2, 40699665), (3, 27133110), (5, 16279866), (6, 13566555), (9, 9044370), (10, 8139933), (15, 5426622), (18, 4522185), (27, 3014790), (30, 2713311), (45, 1808874), (54, 1507395), (81, 1004930), (90, 904437), (135, 602958), (162, 502465), (270, 301479), (405, 200986), (810, 100493)]