56487400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{73}}^2$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 135669330

約数和(自身を除く): 79181930

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 73, 100, 106, 146, 200, 212, 265, 292, 365, 424, 530, 584, 730, 1060, 1325, 1460, 1825, 2120, 2650, 2920, 3650, 3869, 5300, 5329, 7300, 7738, 10600, 10658, 14600, 15476, 19345, 21316, 26645, 30952, 38690, 42632, 53290, 77380, 96725, 106580, 133225, 154760, 193450, 213160, 266450, 282437, 386900, 532900, 564874, 773800, 1065800, 1129748, 1412185, 2259496, 2824370, 5648740, 7060925, 11297480, 14121850, 28243700, 56487400]

約数ペア:

[(1, 56487400), (2, 28243700), (4, 14121850), (5, 11297480), (8, 7060925), (10, 5648740), (20, 2824370), (25, 2259496), (40, 1412185), (50, 1129748), (53, 1065800), (73, 773800), (100, 564874), (106, 532900), (146, 386900), (200, 282437), (212, 266450), (265, 213160), (292, 193450), (365, 154760), (424, 133225), (530, 106580), (584, 96725), (730, 77380), (1060, 53290), (1325, 42632), (1460, 38690), (1825, 30952), (2120, 26645), (2650, 21316), (2920, 19345), (3650, 15476), (3869, 14600), (5300, 10658), (5329, 10600), (7300, 7738)]