85551820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251623}}^1$

素因数の和:251649

約数の個数: 24

約数和(自身を含む): 190227744

約数和(自身を除く): 104675924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 251623, 503246, 1006492, 1258115, 2516230, 4277591, 5032460, 8555182, 17110364, 21387955, 42775910, 85551820]

約数ペア:

[(1, 85551820), (2, 42775910), (4, 21387955), (5, 17110364), (10, 8555182), (17, 5032460), (20, 4277591), (34, 2516230), (68, 1258115), (85, 1006492), (170, 503246), (340, 251623)]