1262500

素因数分解:

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

素因数の和:130

約数の個数: 36

約数和(自身を含む): 2788884

約数和(自身を除く): 1526384

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 125, 202, 250, 404, 500, 505, 625, 1010, 1250, 2020, 2500, 2525, 3125, 5050, 6250, 10100, 12500, 12625, 25250, 50500, 63125, 126250, 252500, 315625, 631250, 1262500]

約数ペア:

[(1, 1262500), (2, 631250), (4, 315625), (5, 252500), (10, 126250), (20, 63125), (25, 50500), (50, 25250), (100, 12625), (101, 12500), (125, 10100), (202, 6250), (250, 5050), (404, 3125), (500, 2525), (505, 2500), (625, 2020), (1010, 1250)]