85909340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4943}}^1$

素因数の和:5042

約数の個数: 48

約数和(自身を含む): 199342080

約数和(自身を除く): 113432740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 4943, 8690, 9886, 17380, 19772, 24715, 49430, 54373, 98860, 108746, 217492, 271865, 390497, 543730, 780994, 1087460, 1561988, 1952485, 3904970, 4295467, 7809940, 8590934, 17181868, 21477335, 42954670, 85909340]

約数ペア:

[(1, 85909340), (2, 42954670), (4, 21477335), (5, 17181868), (10, 8590934), (11, 7809940), (20, 4295467), (22, 3904970), (44, 1952485), (55, 1561988), (79, 1087460), (110, 780994), (158, 543730), (220, 390497), (316, 271865), (395, 217492), (790, 108746), (869, 98860), (1580, 54373), (1738, 49430), (3476, 24715), (4345, 19772), (4943, 17380), (8690, 9886)]