72256856

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 162919680

約数和(自身を除く): 90662824

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 43, 56, 74, 86, 148, 172, 259, 296, 301, 344, 518, 602, 811, 1036, 1204, 1591, 1622, 2072, 2408, 3182, 3244, 5677, 6364, 6488, 11137, 11354, 12728, 22274, 22708, 30007, 34873, 44548, 45416, 60014, 69746, 89096, 120028, 139492, 210049, 240056, 244111, 278984, 420098, 488222, 840196, 976444, 1290301, 1680392, 1952888, 2580602, 5161204, 9032107, 10322408, 18064214, 36128428, 72256856]

約数ペア:

[(1, 72256856), (2, 36128428), (4, 18064214), (7, 10322408), (8, 9032107), (14, 5161204), (28, 2580602), (37, 1952888), (43, 1680392), (56, 1290301), (74, 976444), (86, 840196), (148, 488222), (172, 420098), (259, 278984), (296, 244111), (301, 240056), (344, 210049), (518, 139492), (602, 120028), (811, 89096), (1036, 69746), (1204, 60014), (1591, 45416), (1622, 44548), (2072, 34873), (2408, 30007), (3182, 22708), (3244, 22274), (5677, 12728), (6364, 11354), (6488, 11137)]