102568720

素因数分解:

$2^4\times 5^1\times {\mathrm{1282109}}^1$

素因数の和:1282122

約数の個数: 20

約数和(自身を含む): 238472460

約数和(自身を除く): 135903740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1282109, 2564218, 5128436, 6410545, 10256872, 12821090, 20513744, 25642180, 51284360, 102568720]

約数ペア:

[(1, 102568720), (2, 51284360), (4, 25642180), (5, 20513744), (8, 12821090), (10, 10256872), (16, 6410545), (20, 5128436), (40, 2564218), (80, 1282109)]