67228060

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{12781}}^1$

素因数の和:13053

約数の個数: 24

約数和(自身を含む): 141726816

約数和(自身を除く): 74498756

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 12781, 25562, 51124, 63905, 127810, 255620, 3361403, 6722806, 13445612, 16807015, 33614030, 67228060]

約数ペア:

[(1, 67228060), (2, 33614030), (4, 16807015), (5, 13445612), (10, 6722806), (20, 3361403), (263, 255620), (526, 127810), (1052, 63905), (1315, 51124), (2630, 25562), (5260, 12781)]