2017807775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{1831}}^1\times {\mathrm{2593}}^1$

素因数の和:4451

約数の個数: 24

約数和(自身を含む): 2651732064

約数和(自身を除く): 633924289

約数列:

[1, 5, 17, 25, 85, 425, 1831, 2593, 9155, 12965, 31127, 44081, 45775, 64825, 155635, 220405, 778175, 1102025, 4747783, 23738915, 80712311, 118694575, 403561555, 2017807775]

約数ペア:

[(1, 2017807775), (5, 403561555), (17, 118694575), (25, 80712311), (85, 23738915), (425, 4747783), (1831, 1102025), (2593, 778175), (9155, 220405), (12965, 155635), (31127, 64825), (44081, 45775)]