68890168

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{210031}}^1$

素因数の和:210078

約数の個数: 16

約数和(自身を含む): 132320160

約数和(自身を除く): 63429992

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 210031, 420062, 840124, 1680248, 8611271, 17222542, 34445084, 68890168]

約数ペア:

[(1, 68890168), (2, 34445084), (4, 17222542), (8, 8611271), (41, 1680248), (82, 840124), (164, 420062), (328, 210031)]