82122500

素因数分解:

$2^2\times 5^4\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:438

約数の個数: 60

約数和(自身を含む): 181854288

約数和(自身を除く): 99731788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 125, 214, 250, 307, 428, 500, 535, 614, 625, 1070, 1228, 1250, 1535, 2140, 2500, 2675, 3070, 5350, 6140, 7675, 10700, 13375, 15350, 26750, 30700, 32849, 38375, 53500, 65698, 66875, 76750, 131396, 133750, 153500, 164245, 191875, 267500, 328490, 383750, 656980, 767500, 821225, 1642450, 3284900, 4106125, 8212250, 16424500, 20530625, 41061250, 82122500]

約数ペア:

[(1, 82122500), (2, 41061250), (4, 20530625), (5, 16424500), (10, 8212250), (20, 4106125), (25, 3284900), (50, 1642450), (100, 821225), (107, 767500), (125, 656980), (214, 383750), (250, 328490), (307, 267500), (428, 191875), (500, 164245), (535, 153500), (614, 133750), (625, 131396), (1070, 76750), (1228, 66875), (1250, 65698), (1535, 53500), (2140, 38375), (2500, 32849), (2675, 30700), (3070, 26750), (5350, 15350), (6140, 13375), (7675, 10700)]