38205050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 78041880

約数和(自身を除く): 39836830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1109, 1325, 1378, 2218, 2650, 3445, 5545, 6890, 11090, 14417, 17225, 27725, 28834, 34450, 55450, 58777, 72085, 117554, 144170, 293885, 360425, 587770, 720850, 764101, 1469425, 1528202, 2938850, 3820505, 7641010, 19102525, 38205050]

約数ペア:

[(1, 38205050), (2, 19102525), (5, 7641010), (10, 3820505), (13, 2938850), (25, 1528202), (26, 1469425), (50, 764101), (53, 720850), (65, 587770), (106, 360425), (130, 293885), (265, 144170), (325, 117554), (530, 72085), (650, 58777), (689, 55450), (1109, 34450), (1325, 28834), (1378, 27725), (2218, 17225), (2650, 14417), (3445, 11090), (5545, 6890)]