51727480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4993}}^1$

素因数の和:5048

約数の個数: 64

約数和(自身を含む): 136635840

約数和(自身を除く): 84908360

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, 2590, 4993, 5180, 9986, 10360, 19972, 24965, 34951, 39944, 49930, 69902, 99860, 139804, 174755, 184741, 199720, 279608, 349510, 369482, 699020, 738964, 923705, 1293187, 1398040, 1477928, 1847410, 2586374, 3694820, 5172748, 6465935, 7389640, 10345496, 12931870, 25863740, 51727480]

約数ペア:

[(1, 51727480), (2, 25863740), (4, 12931870), (5, 10345496), (7, 7389640), (8, 6465935), (10, 5172748), (14, 3694820), (20, 2586374), (28, 1847410), (35, 1477928), (37, 1398040), (40, 1293187), (56, 923705), (70, 738964), (74, 699020), (140, 369482), (148, 349510), (185, 279608), (259, 199720), (280, 184741), (296, 174755), (370, 139804), (518, 99860), (740, 69902), (1036, 49930), (1295, 39944), (1480, 34951), (2072, 24965), (2590, 19972), (4993, 10360), (5180, 9986)]