80302805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 28561195

約数列:

[1, 5, 11, 41, 55, 149, 205, 239, 451, 745, 1195, 1639, 2255, 2629, 6109, 8195, 9799, 13145, 30545, 35611, 48995, 67199, 107789, 178055, 335995, 391721, 538945, 1460051, 1958605, 7300255, 16060561, 80302805]

約数ペア:

[(1, 80302805), (5, 16060561), (11, 7300255), (41, 1958605), (55, 1460051), (149, 538945), (205, 391721), (239, 335995), (451, 178055), (745, 107789), (1195, 67199), (1639, 48995), (2255, 35611), (2629, 30545), (6109, 13145), (8195, 9799)]