66502020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85259}}^1$

素因数の和:85284

約数の個数: 48

約数和(自身を含む): 200531520

約数和(自身を除く): 134029500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85259, 170518, 255777, 341036, 426295, 511554, 852590, 1023108, 1108367, 1278885, 1705180, 2216734, 2557770, 3325101, 4433468, 5115540, 5541835, 6650202, 11083670, 13300404, 16625505, 22167340, 33251010, 66502020]

約数ペア:

[(1, 66502020), (2, 33251010), (3, 22167340), (4, 16625505), (5, 13300404), (6, 11083670), (10, 6650202), (12, 5541835), (13, 5115540), (15, 4433468), (20, 3325101), (26, 2557770), (30, 2216734), (39, 1705180), (52, 1278885), (60, 1108367), (65, 1023108), (78, 852590), (130, 511554), (156, 426295), (195, 341036), (260, 255777), (390, 170518), (780, 85259)]