77900888

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 159605280

約数和(自身を除く): 81704392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 169, 314, 338, 367, 628, 676, 734, 1256, 1352, 1468, 2041, 2936, 4082, 4771, 8164, 9542, 16328, 19084, 26533, 38168, 53066, 57619, 62023, 106132, 115238, 124046, 212264, 230476, 248092, 460952, 496184, 749047, 1498094, 2996188, 5992376, 9737611, 19475222, 38950444, 77900888]

約数ペア:

[(1, 77900888), (2, 38950444), (4, 19475222), (8, 9737611), (13, 5992376), (26, 2996188), (52, 1498094), (104, 749047), (157, 496184), (169, 460952), (314, 248092), (338, 230476), (367, 212264), (628, 124046), (676, 115238), (734, 106132), (1256, 62023), (1352, 57619), (1468, 53066), (2041, 38168), (2936, 26533), (4082, 19084), (4771, 16328), (8164, 9542)]