88140400

素因数分解:

$2^4\times 5^2\times {\mathrm{220351}}^1$

素因数の和:220369

約数の個数: 30

約数和(自身を含む): 211758272

約数和(自身を除く): 123617872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 220351, 440702, 881404, 1101755, 1762808, 2203510, 3525616, 4407020, 5508775, 8814040, 11017550, 17628080, 22035100, 44070200, 88140400]

約数ペア:

[(1, 88140400), (2, 44070200), (4, 22035100), (5, 17628080), (8, 11017550), (10, 8814040), (16, 5508775), (20, 4407020), (25, 3525616), (40, 2203510), (50, 1762808), (80, 1101755), (100, 881404), (200, 440702), (400, 220351)]