51306040

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4877}}^1$

素因数の和:5151

約数の個数: 32

約数和(自身を含む): 115901280

約数和(自身を除く): 64595240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 4877, 5260, 9754, 10520, 19508, 24385, 39016, 48770, 97540, 195080, 1282651, 2565302, 5130604, 6413255, 10261208, 12826510, 25653020, 51306040]

約数ペア:

[(1, 51306040), (2, 25653020), (4, 12826510), (5, 10261208), (8, 6413255), (10, 5130604), (20, 2565302), (40, 1282651), (263, 195080), (526, 97540), (1052, 48770), (1315, 39016), (2104, 24385), (2630, 19508), (4877, 10520), (5260, 9754)]