55543020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71209}}^1$

素因数の和:71234

約数の個数: 48

約数和(自身を含む): 167485920

約数和(自身を除く): 111942900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 71209, 142418, 213627, 284836, 356045, 427254, 712090, 854508, 925717, 1068135, 1424180, 1851434, 2136270, 2777151, 3702868, 4272540, 4628585, 5554302, 9257170, 11108604, 13885755, 18514340, 27771510, 55543020]

約数ペア:

[(1, 55543020), (2, 27771510), (3, 18514340), (4, 13885755), (5, 11108604), (6, 9257170), (10, 5554302), (12, 4628585), (13, 4272540), (15, 3702868), (20, 2777151), (26, 2136270), (30, 1851434), (39, 1424180), (52, 1068135), (60, 925717), (65, 854508), (78, 712090), (130, 427254), (156, 356045), (195, 284836), (260, 213627), (390, 142418), (780, 71209)]