2783750032

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 6231601152

約数和(自身を除く): 3447851120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 227, 446, 454, 491, 892, 908, 982, 1561, 1589, 1784, 1816, 1964, 3122, 3178, 3437, 3568, 3632, 3928, 6244, 6356, 6874, 7856, 12488, 12712, 13748, 24976, 25424, 27496, 50621, 54992, 101242, 109493, 111457, 202484, 218986, 222914, 354347, 404968, 437972, 445828, 708694, 766451, 780199, 809936, 875944, 891656, 1417388, 1532902, 1560398, 1751888, 1783312, 2834776, 3065804, 3120796, 5669552, 6131608, 6241592, 12263216, 12483184, 24854911, 49709822, 99419644, 173984377, 198839288, 347968754, 397678576, 695937508, 1391875016, 2783750032]

約数ペア:

[(1, 2783750032), (2, 1391875016), (4, 695937508), (7, 397678576), (8, 347968754), (14, 198839288), (16, 173984377), (28, 99419644), (56, 49709822), (112, 24854911), (223, 12483184), (227, 12263216), (446, 6241592), (454, 6131608), (491, 5669552), (892, 3120796), (908, 3065804), (982, 2834776), (1561, 1783312), (1589, 1751888), (1784, 1560398), (1816, 1532902), (1964, 1417388), (3122, 891656), (3178, 875944), (3437, 809936), (3568, 780199), (3632, 766451), (3928, 708694), (6244, 445828), (6356, 437972), (6874, 404968), (7856, 354347), (12488, 222914), (12712, 218986), (13748, 202484), (24976, 111457), (25424, 109493), (27496, 101242), (50621, 54992)]