25218400

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1136

約数の個数: 72

約数和(自身を含む): 63745920

約数和(自身を除く): 38527520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 464, 580, 725, 800, 928, 1087, 1160, 1450, 2174, 2320, 2900, 4348, 4640, 5435, 5800, 8696, 10870, 11600, 17392, 21740, 23200, 27175, 31523, 34784, 43480, 54350, 63046, 86960, 108700, 126092, 157615, 173920, 217400, 252184, 315230, 434800, 504368, 630460, 788075, 869600, 1008736, 1260920, 1576150, 2521840, 3152300, 5043680, 6304600, 12609200, 25218400]

約数ペア:

[(1, 25218400), (2, 12609200), (4, 6304600), (5, 5043680), (8, 3152300), (10, 2521840), (16, 1576150), (20, 1260920), (25, 1008736), (29, 869600), (32, 788075), (40, 630460), (50, 504368), (58, 434800), (80, 315230), (100, 252184), (116, 217400), (145, 173920), (160, 157615), (200, 126092), (232, 108700), (290, 86960), (400, 63046), (464, 54350), (580, 43480), (725, 34784), (800, 31523), (928, 27175), (1087, 23200), (1160, 21740), (1450, 17392), (2174, 11600), (2320, 10870), (2900, 8696), (4348, 5800), (4640, 5435)]