219963650

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 417830400

約数和(自身を除く): 197866750

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 233, 239, 395, 466, 478, 790, 1165, 1195, 1975, 2330, 2390, 3950, 5825, 5975, 11650, 11950, 18407, 18881, 36814, 37762, 55687, 92035, 94405, 111374, 184070, 188810, 278435, 460175, 472025, 556870, 920350, 944050, 1392175, 2784350, 4399273, 8798546, 21996365, 43992730, 109981825, 219963650]

約数ペア:

[(1, 219963650), (2, 109981825), (5, 43992730), (10, 21996365), (25, 8798546), (50, 4399273), (79, 2784350), (158, 1392175), (233, 944050), (239, 920350), (395, 556870), (466, 472025), (478, 460175), (790, 278435), (1165, 188810), (1195, 184070), (1975, 111374), (2330, 94405), (2390, 92035), (3950, 55687), (5825, 37762), (5975, 36814), (11650, 18881), (11950, 18407)]