85042480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55949}}^1$

素因数の和:55981

約数の個数: 40

約数和(自身を含む): 208134000

約数和(自身を除く): 123091520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55949, 111898, 223796, 279745, 447592, 559490, 895184, 1063031, 1118980, 2126062, 2237960, 4252124, 4475920, 5315155, 8504248, 10630310, 17008496, 21260620, 42521240, 85042480]

約数ペア:

[(1, 85042480), (2, 42521240), (4, 21260620), (5, 17008496), (8, 10630310), (10, 8504248), (16, 5315155), (19, 4475920), (20, 4252124), (38, 2237960), (40, 2126062), (76, 1118980), (80, 1063031), (95, 895184), (152, 559490), (190, 447592), (304, 279745), (380, 223796), (760, 111898), (1520, 55949)]