53326520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102551}}^1$

素因数の和:102575

約数の個数: 32

約数和(自身を含む): 129215520

約数和(自身を除く): 75889000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 102551, 205102, 410204, 512755, 820408, 1025510, 1333163, 2051020, 2666326, 4102040, 5332652, 6665815, 10665304, 13331630, 26663260, 53326520]

約数ペア:

[(1, 53326520), (2, 26663260), (4, 13331630), (5, 10665304), (8, 6665815), (10, 5332652), (13, 4102040), (20, 2666326), (26, 2051020), (40, 1333163), (52, 1025510), (65, 820408), (104, 512755), (130, 410204), (260, 205102), (520, 102551)]