9965500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 22932000

約数和(自身を除く): 12966500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1049, 1900, 2098, 2375, 4196, 4750, 5245, 9500, 10490, 19931, 20980, 26225, 39862, 52450, 79724, 99655, 104900, 131125, 199310, 262250, 398620, 498275, 524500, 996550, 1993100, 2491375, 4982750, 9965500]

約数ペア:

[(1, 9965500), (2, 4982750), (4, 2491375), (5, 1993100), (10, 996550), (19, 524500), (20, 498275), (25, 398620), (38, 262250), (50, 199310), (76, 131125), (95, 104900), (100, 99655), (125, 79724), (190, 52450), (250, 39862), (380, 26225), (475, 20980), (500, 19931), (950, 10490), (1049, 9500), (1900, 5245), (2098, 4750), (2375, 4196)]