650006188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{2143}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 1294289920

約数和(自身を除く): 644283732

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 307, 494, 614, 988, 1228, 2143, 3991, 4286, 5833, 7982, 8572, 11666, 15964, 23332, 27859, 40717, 55718, 75829, 81434, 111436, 151658, 162868, 303316, 529321, 657901, 1058642, 1315802, 2117284, 2631604, 8552713, 12500119, 17105426, 25000238, 34210852, 50000476, 162501547, 325003094, 650006188]

約数ペア:

[(1, 650006188), (2, 325003094), (4, 162501547), (13, 50000476), (19, 34210852), (26, 25000238), (38, 17105426), (52, 12500119), (76, 8552713), (247, 2631604), (307, 2117284), (494, 1315802), (614, 1058642), (988, 657901), (1228, 529321), (2143, 303316), (3991, 162868), (4286, 151658), (5833, 111436), (7982, 81434), (8572, 75829), (11666, 55718), (15964, 40717), (23332, 27859)]