25931080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2503}}^1$

素因数の和:2558

約数の個数: 64

約数和(自身を含む): 68509440

約数和(自身を除く): 42578360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2503, 2590, 5006, 5180, 10012, 10360, 12515, 17521, 20024, 25030, 35042, 50060, 70084, 87605, 92611, 100120, 140168, 175210, 185222, 350420, 370444, 463055, 648277, 700840, 740888, 926110, 1296554, 1852220, 2593108, 3241385, 3704440, 5186216, 6482770, 12965540, 25931080]

約数ペア:

[(1, 25931080), (2, 12965540), (4, 6482770), (5, 5186216), (7, 3704440), (8, 3241385), (10, 2593108), (14, 1852220), (20, 1296554), (28, 926110), (35, 740888), (37, 700840), (40, 648277), (56, 463055), (70, 370444), (74, 350420), (140, 185222), (148, 175210), (185, 140168), (259, 100120), (280, 92611), (296, 87605), (370, 70084), (518, 50060), (740, 35042), (1036, 25030), (1295, 20024), (1480, 17521), (2072, 12515), (2503, 10360), (2590, 10012), (5006, 5180)]