83817075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 147312000

約数和(自身を除く): 63494925

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 131, 285, 393, 449, 475, 655, 1347, 1425, 1965, 2245, 2489, 3275, 6735, 7467, 8531, 9825, 11225, 12445, 25593, 33675, 37335, 42655, 58819, 62225, 127965, 176457, 186675, 213275, 294095, 639825, 882285, 1117561, 1470475, 3352683, 4411425, 5587805, 16763415, 27939025, 83817075]

約数ペア:

[(1, 83817075), (3, 27939025), (5, 16763415), (15, 5587805), (19, 4411425), (25, 3352683), (57, 1470475), (75, 1117561), (95, 882285), (131, 639825), (285, 294095), (393, 213275), (449, 186675), (475, 176457), (655, 127965), (1347, 62225), (1425, 58819), (1965, 42655), (2245, 37335), (2489, 33675), (3275, 25593), (6735, 12445), (7467, 11225), (8531, 9825)]