51005840

素因数分解:

$2^4\times 5^1\times {\mathrm{637573}}^1$

素因数の和:637586

約数の個数: 20

約数和(自身を含む): 118588764

約数和(自身を除く): 67582924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 637573, 1275146, 2550292, 3187865, 5100584, 6375730, 10201168, 12751460, 25502920, 51005840]

約数ペア:

[(1, 51005840), (2, 25502920), (4, 12751460), (5, 10201168), (8, 6375730), (10, 5100584), (16, 3187865), (20, 2550292), (40, 1275146), (80, 637573)]