20186250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{769}}^1$

素因数の和:801

約数の個数: 80

約数和(自身を含む): 57731520

約数和(自身を除く): 37545270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 625, 750, 769, 875, 1050, 1250, 1538, 1750, 1875, 2307, 2625, 3750, 3845, 4375, 4614, 5250, 5383, 7690, 8750, 10766, 11535, 13125, 16149, 19225, 23070, 26250, 26915, 32298, 38450, 53830, 57675, 80745, 96125, 115350, 134575, 161490, 192250, 269150, 288375, 403725, 480625, 576750, 672875, 807450, 961250, 1345750, 1441875, 2018625, 2883750, 3364375, 4037250, 6728750, 10093125, 20186250]

約数ペア:

[(1, 20186250), (2, 10093125), (3, 6728750), (5, 4037250), (6, 3364375), (7, 2883750), (10, 2018625), (14, 1441875), (15, 1345750), (21, 961250), (25, 807450), (30, 672875), (35, 576750), (42, 480625), (50, 403725), (70, 288375), (75, 269150), (105, 192250), (125, 161490), (150, 134575), (175, 115350), (210, 96125), (250, 80745), (350, 57675), (375, 53830), (525, 38450), (625, 32298), (750, 26915), (769, 26250), (875, 23070), (1050, 19225), (1250, 16149), (1538, 13125), (1750, 11535), (1875, 10766), (2307, 8750), (2625, 7690), (3750, 5383), (3845, 5250), (4375, 4614)]