86673340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{25643}}^1$

素因数の和:25678

約数の個数: 36

約数和(自身を含む): 197099784

約数和(自身を除く): 110426444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 25643, 51286, 102572, 128215, 256430, 333359, 512860, 666718, 1333436, 1666795, 3333590, 4333667, 6667180, 8667334, 17334668, 21668335, 43336670, 86673340]

約数ペア:

[(1, 86673340), (2, 43336670), (4, 21668335), (5, 17334668), (10, 8667334), (13, 6667180), (20, 4333667), (26, 3333590), (52, 1666795), (65, 1333436), (130, 666718), (169, 512860), (260, 333359), (338, 256430), (676, 128215), (845, 102572), (1690, 51286), (3380, 25643)]