55659140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 121080960

約数和(自身を除く): 65421820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 410, 412, 515, 659, 820, 1030, 1318, 2060, 2636, 3295, 4223, 6590, 8446, 13180, 16892, 21115, 27019, 42230, 54038, 67877, 84460, 108076, 135095, 135754, 270190, 271508, 339385, 540380, 678770, 1357540, 2782957, 5565914, 11131828, 13914785, 27829570, 55659140]

約数ペア:

[(1, 55659140), (2, 27829570), (4, 13914785), (5, 11131828), (10, 5565914), (20, 2782957), (41, 1357540), (82, 678770), (103, 540380), (164, 339385), (205, 271508), (206, 270190), (410, 135754), (412, 135095), (515, 108076), (659, 84460), (820, 67877), (1030, 54038), (1318, 42230), (2060, 27019), (2636, 21115), (3295, 16892), (4223, 13180), (6590, 8446)]