81002008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19213}}^1$

素因数の和:19267

約数の個数: 32

約数和(自身を含む): 166008960

約数和(自身を除く): 85006952

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 19213, 38426, 76852, 153704, 326621, 595603, 653242, 1191206, 1306484, 2382412, 2612968, 4764824, 10125251, 20250502, 40501004, 81002008]

約数ペア:

[(1, 81002008), (2, 40501004), (4, 20250502), (8, 10125251), (17, 4764824), (31, 2612968), (34, 2382412), (62, 1306484), (68, 1191206), (124, 653242), (136, 595603), (248, 326621), (527, 153704), (1054, 76852), (2108, 38426), (4216, 19213)]