53128280

素因数分解:

$2^3\times 5^1\times {\mathrm{1328207}}^1$

素因数の和:1328218

約数の個数: 16

約数和(自身を含む): 119538720

約数和(自身を除く): 66410440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1328207, 2656414, 5312828, 6641035, 10625656, 13282070, 26564140, 53128280]

約数ペア:

[(1, 53128280), (2, 26564140), (4, 13282070), (5, 10625656), (8, 6641035), (10, 5312828), (20, 2656414), (40, 1328207)]