80806860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448927}}^1$

素因数の和:448942

約数の個数: 36

約数和(自身を含む): 245114688

約数和(自身を除く): 164307828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448927, 897854, 1346781, 1795708, 2244635, 2693562, 4040343, 4489270, 5387124, 6733905, 8080686, 8978540, 13467810, 16161372, 20201715, 26935620, 40403430, 80806860]

約数ペア:

[(1, 80806860), (2, 40403430), (3, 26935620), (4, 20201715), (5, 16161372), (6, 13467810), (9, 8978540), (10, 8080686), (12, 6733905), (15, 5387124), (18, 4489270), (20, 4040343), (30, 2693562), (36, 2244635), (45, 1795708), (60, 1346781), (90, 897854), (180, 448927)]