202969100

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{10303}}^1$

素因数の和:10514

約数の個数: 36

約数和(自身を含む): 442721664

約数和(自身を除く): 239752564

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3940, 4925, 9850, 10303, 19700, 20606, 41212, 51515, 103030, 206060, 257575, 515150, 1030300, 2029691, 4059382, 8118764, 10148455, 20296910, 40593820, 50742275, 101484550, 202969100]

約数ペア:

[(1, 202969100), (2, 101484550), (4, 50742275), (5, 40593820), (10, 20296910), (20, 10148455), (25, 8118764), (50, 4059382), (100, 2029691), (197, 1030300), (394, 515150), (788, 257575), (985, 206060), (1970, 103030), (3940, 51515), (4925, 41212), (9850, 20606), (10303, 19700)]