2558500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 96

約数和(自身を含む): 6918912

約数和(自身を除く): 4360412

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 43, 50, 68, 70, 85, 86, 100, 119, 125, 140, 170, 172, 175, 215, 238, 250, 301, 340, 350, 425, 430, 476, 500, 595, 602, 700, 731, 850, 860, 875, 1075, 1190, 1204, 1462, 1505, 1700, 1750, 2125, 2150, 2380, 2924, 2975, 3010, 3500, 3655, 4250, 4300, 5117, 5375, 5950, 6020, 7310, 7525, 8500, 10234, 10750, 11900, 14620, 14875, 15050, 18275, 20468, 21500, 25585, 29750, 30100, 36550, 37625, 51170, 59500, 73100, 75250, 91375, 102340, 127925, 150500, 182750, 255850, 365500, 511700, 639625, 1279250, 2558500]

約数ペア:

[(1, 2558500), (2, 1279250), (4, 639625), (5, 511700), (7, 365500), (10, 255850), (14, 182750), (17, 150500), (20, 127925), (25, 102340), (28, 91375), (34, 75250), (35, 73100), (43, 59500), (50, 51170), (68, 37625), (70, 36550), (85, 30100), (86, 29750), (100, 25585), (119, 21500), (125, 20468), (140, 18275), (170, 15050), (172, 14875), (175, 14620), (215, 11900), (238, 10750), (250, 10234), (301, 8500), (340, 7525), (350, 7310), (425, 6020), (430, 5950), (476, 5375), (500, 5117), (595, 4300), (602, 4250), (700, 3655), (731, 3500), (850, 3010), (860, 2975), (875, 2924), (1075, 2380), (1190, 2150), (1204, 2125), (1462, 1750), (1505, 1700)]