133576040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256877}}^1$

素因数の和:256901

約数の個数: 32

約数和(自身を含む): 323666280

約数和(自身を除く): 190090240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 256877, 513754, 1027508, 1284385, 2055016, 2568770, 3339401, 5137540, 6678802, 10275080, 13357604, 16697005, 26715208, 33394010, 66788020, 133576040]

約数ペア:

[(1, 133576040), (2, 66788020), (4, 33394010), (5, 26715208), (8, 16697005), (10, 13357604), (13, 10275080), (20, 6678802), (26, 5137540), (40, 3339401), (52, 2568770), (65, 2055016), (104, 1284385), (130, 1027508), (260, 513754), (520, 256877)]