84377540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{324529}}^1$

素因数の和:324551

約数の個数: 24

約数和(自身を含む): 190823640

約数和(自身を除く): 106446100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 324529, 649058, 1298116, 1622645, 3245290, 4218877, 6490580, 8437754, 16875508, 21094385, 42188770, 84377540]

約数ペア:

[(1, 84377540), (2, 42188770), (4, 21094385), (5, 16875508), (10, 8437754), (13, 6490580), (20, 4218877), (26, 3245290), (52, 1622645), (65, 1298116), (130, 649058), (260, 324529)]