208247950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{52721}}^1$

素因数の和:52812

約数の個数: 24

約数和(自身を含む): 392251680

約数和(自身を除く): 184003730

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 52721, 105442, 263605, 527210, 1318025, 2636050, 4164959, 8329918, 20824795, 41649590, 104123975, 208247950]

約数ペア:

[(1, 208247950), (2, 104123975), (5, 41649590), (10, 20824795), (25, 8329918), (50, 4164959), (79, 2636050), (158, 1318025), (395, 527210), (790, 263605), (1975, 105442), (3950, 52721)]