80757945

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:907

約数の個数: 64

約数和(自身を含む): 154828800

約数和(自身を除く): 74070855

約数列:

[1, 3, 5, 9, 15, 23, 27, 31, 45, 69, 93, 115, 135, 155, 207, 279, 345, 465, 621, 713, 837, 839, 1035, 1395, 2139, 2517, 3105, 3565, 4185, 4195, 6417, 7551, 10695, 12585, 19251, 19297, 22653, 26009, 32085, 37755, 57891, 78027, 96255, 96485, 113265, 130045, 173673, 234081, 289455, 390135, 521019, 598207, 702243, 868365, 1170405, 1794621, 2605095, 2991035, 3511215, 5383863, 8973105, 16151589, 26919315, 80757945]

約数ペア:

[(1, 80757945), (3, 26919315), (5, 16151589), (9, 8973105), (15, 5383863), (23, 3511215), (27, 2991035), (31, 2605095), (45, 1794621), (69, 1170405), (93, 868365), (115, 702243), (135, 598207), (155, 521019), (207, 390135), (279, 289455), (345, 234081), (465, 173673), (621, 130045), (713, 113265), (837, 96485), (839, 96255), (1035, 78027), (1395, 57891), (2139, 37755), (2517, 32085), (3105, 26009), (3565, 22653), (4185, 19297), (4195, 19251), (6417, 12585), (7551, 10695)]