68606180

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{13043}}^1$

素因数の和:13315

約数の個数: 24

約数和(自身を含む): 144631872

約数和(自身を除く): 76025692

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 13043, 26086, 52172, 65215, 130430, 260860, 3430309, 6860618, 13721236, 17151545, 34303090, 68606180]

約数ペア:

[(1, 68606180), (2, 34303090), (4, 17151545), (5, 13721236), (10, 6860618), (20, 3430309), (263, 260860), (526, 130430), (1052, 65215), (1315, 52172), (2630, 26086), (5260, 13043)]