20159682050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{817837}}^1$

素因数の和:817895

約数の個数: 48

約数和(自身を含む): 41071824360

約数和(自身を除く): 20912142310

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 170, 290, 425, 493, 725, 850, 986, 1450, 2465, 4930, 12325, 24650, 817837, 1635674, 4089185, 8178370, 13903229, 20445925, 23717273, 27806458, 40891850, 47434546, 69516145, 118586365, 139032290, 237172730, 347580725, 403193641, 592931825, 695161450, 806387282, 1185863650, 2015968205, 4031936410, 10079841025, 20159682050]

約数ペア:

[(1, 20159682050), (2, 10079841025), (5, 4031936410), (10, 2015968205), (17, 1185863650), (25, 806387282), (29, 695161450), (34, 592931825), (50, 403193641), (58, 347580725), (85, 237172730), (145, 139032290), (170, 118586365), (290, 69516145), (425, 47434546), (493, 40891850), (725, 27806458), (850, 23717273), (986, 20445925), (1450, 13903229), (2465, 8178370), (4930, 4089185), (12325, 1635674), (24650, 817837)]