66472780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{647}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 152845056

約数和(自身を除く): 86372276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 467, 647, 934, 1294, 1868, 2335, 2588, 3235, 4670, 5137, 6470, 7117, 9340, 10274, 12940, 14234, 20548, 25685, 28468, 35585, 51370, 71170, 102740, 142340, 302149, 604298, 1208596, 1510745, 3021490, 3323639, 6042980, 6647278, 13294556, 16618195, 33236390, 66472780]

約数ペア:

[(1, 66472780), (2, 33236390), (4, 16618195), (5, 13294556), (10, 6647278), (11, 6042980), (20, 3323639), (22, 3021490), (44, 1510745), (55, 1208596), (110, 604298), (220, 302149), (467, 142340), (647, 102740), (934, 71170), (1294, 51370), (1868, 35585), (2335, 28468), (2588, 25685), (3235, 20548), (4670, 14234), (5137, 12940), (6470, 10274), (7117, 9340)]