265906000

素因数分解:

$2^4\times 5^3\times {\mathrm{132953}}^1$

素因数の和:132976

約数の個数: 40

約数和(自身を含む): 642965544

約数和(自身を除く): 377059544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 132953, 265906, 531812, 664765, 1063624, 1329530, 2127248, 2659060, 3323825, 5318120, 6647650, 10636240, 13295300, 16619125, 26590600, 33238250, 53181200, 66476500, 132953000, 265906000]

約数ペア:

[(1, 265906000), (2, 132953000), (4, 66476500), (5, 53181200), (8, 33238250), (10, 26590600), (16, 16619125), (20, 13295300), (25, 10636240), (40, 6647650), (50, 5318120), (80, 3323825), (100, 2659060), (125, 2127248), (200, 1329530), (250, 1063624), (400, 664765), (500, 531812), (1000, 265906), (2000, 132953)]