82804820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1283}}^1$

素因数の和:1760

約数の個数: 48

約数和(自身を含む): 199317888

約数和(自身を除く): 116513068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 922, 1283, 1844, 2305, 2566, 3227, 4610, 5132, 6415, 6454, 8981, 9220, 12830, 12908, 16135, 17962, 25660, 32270, 35924, 44905, 64540, 89810, 179620, 591463, 1182926, 2365852, 2957315, 4140241, 5914630, 8280482, 11829260, 16560964, 20701205, 41402410, 82804820]

約数ペア:

[(1, 82804820), (2, 41402410), (4, 20701205), (5, 16560964), (7, 11829260), (10, 8280482), (14, 5914630), (20, 4140241), (28, 2957315), (35, 2365852), (70, 1182926), (140, 591463), (461, 179620), (922, 89810), (1283, 64540), (1844, 44905), (2305, 35924), (2566, 32270), (3227, 25660), (4610, 17962), (5132, 16135), (6415, 12908), (6454, 12830), (8981, 9220)]