208936300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{72047}}^1$

素因数の和:72090

約数の個数: 36

約数和(自身を含む): 469032480

約数和(自身を除く): 260096180

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 72047, 144094, 288188, 360235, 720470, 1440940, 1801175, 2089363, 3602350, 4178726, 7204700, 8357452, 10446815, 20893630, 41787260, 52234075, 104468150, 208936300]

約数ペア:

[(1, 208936300), (2, 104468150), (4, 52234075), (5, 41787260), (10, 20893630), (20, 10446815), (25, 8357452), (29, 7204700), (50, 4178726), (58, 3602350), (100, 2089363), (116, 1801175), (145, 1440940), (290, 720470), (580, 360235), (725, 288188), (1450, 144094), (2900, 72047)]