200765890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1549}}^1$

素因数の和:2566

約数の個数: 32

約数和(自身を含む): 389818800

約数和(自身を除く): 189052910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 997, 1549, 1994, 3098, 4985, 7745, 9970, 12961, 15490, 20137, 25922, 40274, 64805, 100685, 129610, 201370, 1544353, 3088706, 7721765, 15443530, 20076589, 40153178, 100382945, 200765890]

約数ペア:

[(1, 200765890), (2, 100382945), (5, 40153178), (10, 20076589), (13, 15443530), (26, 7721765), (65, 3088706), (130, 1544353), (997, 201370), (1549, 129610), (1994, 100685), (3098, 64805), (4985, 40274), (7745, 25922), (9970, 20137), (12961, 15490)]