215650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:258

約数の個数: 24

約数和(自身を含む): 424080

約数和(自身を除く): 208430

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 227, 454, 475, 950, 1135, 2270, 4313, 5675, 8626, 11350, 21565, 43130, 107825, 215650]

約数ペア:

[(1, 215650), (2, 107825), (5, 43130), (10, 21565), (19, 11350), (25, 8626), (38, 5675), (50, 4313), (95, 2270), (190, 1135), (227, 950), (454, 475)]