199838060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2287}}^1$

素因数の和:2570

約数の個数: 48

約数和(自身を含む): 446269824

約数和(自身を除く): 246431764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1028, 1285, 2287, 2570, 4369, 4574, 5140, 8738, 9148, 11435, 17476, 21845, 22870, 38879, 43690, 45740, 77758, 87380, 155516, 194395, 388790, 587759, 777580, 1175518, 2351036, 2938795, 5877590, 9991903, 11755180, 19983806, 39967612, 49959515, 99919030, 199838060]

約数ペア:

[(1, 199838060), (2, 99919030), (4, 49959515), (5, 39967612), (10, 19983806), (17, 11755180), (20, 9991903), (34, 5877590), (68, 2938795), (85, 2351036), (170, 1175518), (257, 777580), (340, 587759), (514, 388790), (1028, 194395), (1285, 155516), (2287, 87380), (2570, 77758), (4369, 45740), (4574, 43690), (5140, 38879), (8738, 22870), (9148, 21845), (11435, 17476)]