81865630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{106319}}^1$

素因数の和:106344

約数の個数: 32

約数和(自身を含む): 183720960

約数和(自身を除く): 101855330

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 106319, 212638, 531595, 744233, 1063190, 1169509, 1488466, 2339018, 3721165, 5847545, 7442330, 8186563, 11695090, 16373126, 40932815, 81865630]

約数ペア:

[(1, 81865630), (2, 40932815), (5, 16373126), (7, 11695090), (10, 8186563), (11, 7442330), (14, 5847545), (22, 3721165), (35, 2339018), (55, 1488466), (70, 1169509), (77, 1063190), (110, 744233), (154, 531595), (385, 212638), (770, 106319)]