104977360

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6661}}^1$

素因数の和:6871

約数の個数: 40

約数和(自身を含む): 245348136

約数和(自身を除く): 140370776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 6661, 7880, 13322, 15760, 26644, 33305, 53288, 66610, 106576, 133220, 266440, 532880, 1312217, 2624434, 5248868, 6561085, 10497736, 13122170, 20995472, 26244340, 52488680, 104977360]

約数ペア:

[(1, 104977360), (2, 52488680), (4, 26244340), (5, 20995472), (8, 13122170), (10, 10497736), (16, 6561085), (20, 5248868), (40, 2624434), (80, 1312217), (197, 532880), (394, 266440), (788, 133220), (985, 106576), (1576, 66610), (1970, 53288), (3152, 33305), (3940, 26644), (6661, 15760), (7880, 13322)]