26007500

素因数分解:

$2^2\times 5^4\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 60

約数和(自身を含む): 57993936

約数和(自身を除く): 31986436

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 103, 125, 202, 206, 250, 404, 412, 500, 505, 515, 625, 1010, 1030, 1250, 2020, 2060, 2500, 2525, 2575, 5050, 5150, 10100, 10300, 10403, 12625, 12875, 20806, 25250, 25750, 41612, 50500, 51500, 52015, 63125, 64375, 104030, 126250, 128750, 208060, 252500, 257500, 260075, 520150, 1040300, 1300375, 2600750, 5201500, 6501875, 13003750, 26007500]

約数ペア:

[(1, 26007500), (2, 13003750), (4, 6501875), (5, 5201500), (10, 2600750), (20, 1300375), (25, 1040300), (50, 520150), (100, 260075), (101, 257500), (103, 252500), (125, 208060), (202, 128750), (206, 126250), (250, 104030), (404, 64375), (412, 63125), (500, 52015), (505, 51500), (515, 50500), (625, 41612), (1010, 25750), (1030, 25250), (1250, 20806), (2020, 12875), (2060, 12625), (2500, 10403), (2525, 10300), (2575, 10100), (5050, 5150)]