8902900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5237}}^1$

素因数の和:5268

約数の個数: 36

約数和(自身を含む): 20459628

約数和(自身を除く): 11556728

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 5237, 10474, 20948, 26185, 52370, 89029, 104740, 130925, 178058, 261850, 356116, 445145, 523700, 890290, 1780580, 2225725, 4451450, 8902900]

約数ペア:

[(1, 8902900), (2, 4451450), (4, 2225725), (5, 1780580), (10, 890290), (17, 523700), (20, 445145), (25, 356116), (34, 261850), (50, 178058), (68, 130925), (85, 104740), (100, 89029), (170, 52370), (340, 26185), (425, 20948), (850, 10474), (1700, 5237)]