67722500

素因数分解:

$2^2\times 5^4\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 60

約数和(自身を含む): 150101952

約数和(自身を除く): 82379452

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 263, 412, 500, 515, 526, 625, 1030, 1052, 1250, 1315, 2060, 2500, 2575, 2630, 5150, 5260, 6575, 10300, 12875, 13150, 25750, 26300, 27089, 32875, 51500, 54178, 64375, 65750, 108356, 128750, 131500, 135445, 164375, 257500, 270890, 328750, 541780, 657500, 677225, 1354450, 2708900, 3386125, 6772250, 13544500, 16930625, 33861250, 67722500]

約数ペア:

[(1, 67722500), (2, 33861250), (4, 16930625), (5, 13544500), (10, 6772250), (20, 3386125), (25, 2708900), (50, 1354450), (100, 677225), (103, 657500), (125, 541780), (206, 328750), (250, 270890), (263, 257500), (412, 164375), (500, 135445), (515, 131500), (526, 128750), (625, 108356), (1030, 65750), (1052, 64375), (1250, 54178), (1315, 51500), (2060, 32875), (2500, 27089), (2575, 26300), (2630, 25750), (5150, 13150), (5260, 12875), (6575, 10300)]