220097950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{55721}}^1$

素因数の和:55812

約数の個数: 24

約数和(自身を含む): 414571680

約数和(自身を除く): 194473730

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 55721, 111442, 278605, 557210, 1393025, 2786050, 4401959, 8803918, 22009795, 44019590, 110048975, 220097950]

約数ペア:

[(1, 220097950), (2, 110048975), (5, 44019590), (10, 22009795), (25, 8803918), (50, 4401959), (79, 2786050), (158, 1393025), (395, 557210), (790, 278605), (1975, 111442), (3950, 55721)]