65112740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42281}}^1$

素因数の和:42308

約数の個数: 48

約数和(自身を含む): 170481024

約数和(自身を除く): 105368284

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42281, 84562, 169124, 211405, 295967, 422810, 465091, 591934, 845620, 930182, 1183868, 1479835, 1860364, 2325455, 2959670, 3255637, 4650910, 5919340, 6511274, 9301820, 13022548, 16278185, 32556370, 65112740]

約数ペア:

[(1, 65112740), (2, 32556370), (4, 16278185), (5, 13022548), (7, 9301820), (10, 6511274), (11, 5919340), (14, 4650910), (20, 3255637), (22, 2959670), (28, 2325455), (35, 1860364), (44, 1479835), (55, 1183868), (70, 930182), (77, 845620), (110, 591934), (140, 465091), (154, 422810), (220, 295967), (308, 211405), (385, 169124), (770, 84562), (1540, 42281)]