20514750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1609}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 54250560

約数和(自身を除く): 33735810

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 125, 150, 170, 250, 255, 375, 425, 510, 750, 850, 1275, 1609, 2125, 2550, 3218, 4250, 4827, 6375, 8045, 9654, 12750, 16090, 24135, 27353, 40225, 48270, 54706, 80450, 82059, 120675, 136765, 164118, 201125, 241350, 273530, 402250, 410295, 603375, 683825, 820590, 1206750, 1367650, 2051475, 3419125, 4102950, 6838250, 10257375, 20514750]

約数ペア:

[(1, 20514750), (2, 10257375), (3, 6838250), (5, 4102950), (6, 3419125), (10, 2051475), (15, 1367650), (17, 1206750), (25, 820590), (30, 683825), (34, 603375), (50, 410295), (51, 402250), (75, 273530), (85, 241350), (102, 201125), (125, 164118), (150, 136765), (170, 120675), (250, 82059), (255, 80450), (375, 54706), (425, 48270), (510, 40225), (750, 27353), (850, 24135), (1275, 16090), (1609, 12750), (2125, 9654), (2550, 8045), (3218, 6375), (4250, 4827)]