81494310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19543}}^1$

素因数の和:19692

約数の個数: 32

約数和(自身を含む): 197003520

約数和(自身を除く): 115509210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 19543, 39086, 58629, 97715, 117258, 195430, 293145, 586290, 2716477, 5432954, 8149431, 13582385, 16298862, 27164770, 40747155, 81494310]

約数ペア:

[(1, 81494310), (2, 40747155), (3, 27164770), (5, 16298862), (6, 13582385), (10, 8149431), (15, 5432954), (30, 2716477), (139, 586290), (278, 293145), (417, 195430), (695, 117258), (834, 97715), (1390, 58629), (2085, 39086), (4170, 19543)]