81701270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2339}}^1$

素因数の和:2852

約数の個数: 32

約数和(自身を含む): 168480000

約数和(自身を除く): 86778730

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 499, 998, 2339, 2495, 3493, 4678, 4990, 6986, 11695, 16373, 17465, 23390, 32746, 34930, 81865, 163730, 1167161, 2334322, 5835805, 8170127, 11671610, 16340254, 40850635, 81701270]

約数ペア:

[(1, 81701270), (2, 40850635), (5, 16340254), (7, 11671610), (10, 8170127), (14, 5835805), (35, 2334322), (70, 1167161), (499, 163730), (998, 81865), (2339, 34930), (2495, 32746), (3493, 23390), (4678, 17465), (4990, 16373), (6986, 11695)]