25970000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{53}}^1$

素因数の和:95

約数の個数: 150

約数和(自身を含む): 74521458

約数和(自身を除く): 48551458

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 53, 56, 70, 80, 98, 100, 106, 112, 125, 140, 175, 196, 200, 212, 245, 250, 265, 280, 350, 371, 392, 400, 424, 490, 500, 530, 560, 625, 700, 742, 784, 848, 875, 980, 1000, 1060, 1225, 1250, 1325, 1400, 1484, 1750, 1855, 1960, 2000, 2120, 2450, 2500, 2597, 2650, 2800, 2968, 3500, 3710, 3920, 4240, 4375, 4900, 5000, 5194, 5300, 5936, 6125, 6625, 7000, 7420, 8750, 9275, 9800, 10000, 10388, 10600, 12250, 12985, 13250, 14000, 14840, 17500, 18550, 19600, 20776, 21200, 24500, 25970, 26500, 29680, 30625, 33125, 35000, 37100, 41552, 46375, 49000, 51940, 53000, 61250, 64925, 66250, 70000, 74200, 92750, 98000, 103880, 106000, 122500, 129850, 132500, 148400, 185500, 207760, 231875, 245000, 259700, 265000, 324625, 371000, 463750, 490000, 519400, 530000, 649250, 742000, 927500, 1038800, 1298500, 1623125, 1855000, 2597000, 3246250, 3710000, 5194000, 6492500, 12985000, 25970000]

約数ペア:

[(1, 25970000), (2, 12985000), (4, 6492500), (5, 5194000), (7, 3710000), (8, 3246250), (10, 2597000), (14, 1855000), (16, 1623125), (20, 1298500), (25, 1038800), (28, 927500), (35, 742000), (40, 649250), (49, 530000), (50, 519400), (53, 490000), (56, 463750), (70, 371000), (80, 324625), (98, 265000), (100, 259700), (106, 245000), (112, 231875), (125, 207760), (140, 185500), (175, 148400), (196, 132500), (200, 129850), (212, 122500), (245, 106000), (250, 103880), (265, 98000), (280, 92750), (350, 74200), (371, 70000), (392, 66250), (400, 64925), (424, 61250), (490, 53000), (500, 51940), (530, 49000), (560, 46375), (625, 41552), (700, 37100), (742, 35000), (784, 33125), (848, 30625), (875, 29680), (980, 26500), (1000, 25970), (1060, 24500), (1225, 21200), (1250, 20776), (1325, 19600), (1400, 18550), (1484, 17500), (1750, 14840), (1855, 14000), (1960, 13250), (2000, 12985), (2120, 12250), (2450, 10600), (2500, 10388), (2597, 10000), (2650, 9800), (2800, 9275), (2968, 8750), (3500, 7420), (3710, 7000), (3920, 6625), (4240, 6125), (4375, 5936), (4900, 5300), (5000, 5194)]