81765762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 181367424

約数和(自身を除く): 99601662

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 101, 107, 194, 202, 214, 291, 303, 321, 582, 606, 642, 1261, 1313, 1391, 2522, 2626, 2782, 3783, 3939, 4173, 7566, 7878, 8346, 9797, 10379, 10807, 19594, 20758, 21614, 29391, 31137, 32421, 58782, 62274, 64842, 127361, 134927, 140491, 254722, 269854, 280982, 382083, 404781, 421473, 764166, 809562, 842946, 1048279, 2096558, 3144837, 6289674, 13627627, 27255254, 40882881, 81765762]

約数ペア:

[(1, 81765762), (2, 40882881), (3, 27255254), (6, 13627627), (13, 6289674), (26, 3144837), (39, 2096558), (78, 1048279), (97, 842946), (101, 809562), (107, 764166), (194, 421473), (202, 404781), (214, 382083), (291, 280982), (303, 269854), (321, 254722), (582, 140491), (606, 134927), (642, 127361), (1261, 64842), (1313, 62274), (1391, 58782), (2522, 32421), (2626, 31137), (2782, 29391), (3783, 21614), (3939, 20758), (4173, 19594), (7566, 10807), (7878, 10379), (8346, 9797)]