130711600

素因数分解:

$2^4\times 5^2\times {\mathrm{326779}}^1$

素因数の和:326797

約数の個数: 30

約数和(自身を含む): 314035580

約数和(自身を除く): 183323980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 326779, 653558, 1307116, 1633895, 2614232, 3267790, 5228464, 6535580, 8169475, 13071160, 16338950, 26142320, 32677900, 65355800, 130711600]

約数ペア:

[(1, 130711600), (2, 65355800), (4, 32677900), (5, 26142320), (8, 16338950), (10, 13071160), (16, 8169475), (20, 6535580), (25, 5228464), (40, 3267790), (50, 2614232), (80, 1633895), (100, 1307116), (200, 653558), (400, 326779)]