168755080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{324529}}^1$

素因数の和:324553

約数の個数: 32

約数和(自身を含む): 408907800

約数和(自身を除く): 240152720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 324529, 649058, 1298116, 1622645, 2596232, 3245290, 4218877, 6490580, 8437754, 12981160, 16875508, 21094385, 33751016, 42188770, 84377540, 168755080]

約数ペア:

[(1, 168755080), (2, 84377540), (4, 42188770), (5, 33751016), (8, 21094385), (10, 16875508), (13, 12981160), (20, 8437754), (26, 6490580), (40, 4218877), (52, 3245290), (65, 2596232), (104, 1622645), (130, 1298116), (260, 649058), (520, 324529)]