20136500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 49061376

約数和(自身を除く): 28924876

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 68, 85, 92, 100, 103, 115, 125, 170, 206, 230, 250, 340, 391, 412, 425, 460, 500, 515, 575, 782, 850, 1030, 1150, 1564, 1700, 1751, 1955, 2060, 2125, 2300, 2369, 2575, 2875, 3502, 3910, 4250, 4738, 5150, 5750, 7004, 7820, 8500, 8755, 9476, 9775, 10300, 11500, 11845, 12875, 17510, 19550, 23690, 25750, 35020, 39100, 40273, 43775, 47380, 48875, 51500, 59225, 80546, 87550, 97750, 118450, 161092, 175100, 195500, 201365, 218875, 236900, 296125, 402730, 437750, 592250, 805460, 875500, 1006825, 1184500, 2013650, 4027300, 5034125, 10068250, 20136500]

約数ペア:

[(1, 20136500), (2, 10068250), (4, 5034125), (5, 4027300), (10, 2013650), (17, 1184500), (20, 1006825), (23, 875500), (25, 805460), (34, 592250), (46, 437750), (50, 402730), (68, 296125), (85, 236900), (92, 218875), (100, 201365), (103, 195500), (115, 175100), (125, 161092), (170, 118450), (206, 97750), (230, 87550), (250, 80546), (340, 59225), (391, 51500), (412, 48875), (425, 47380), (460, 43775), (500, 40273), (515, 39100), (575, 35020), (782, 25750), (850, 23690), (1030, 19550), (1150, 17510), (1564, 12875), (1700, 11845), (1751, 11500), (1955, 10300), (2060, 9775), (2125, 9476), (2300, 8755), (2369, 8500), (2575, 7820), (2875, 7004), (3502, 5750), (3910, 5150), (4250, 4738)]