68571400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{6469}}^1$

素因数の和:6538

約数の個数: 48

約数和(自身を含む): 162461700

約数和(自身を除く): 93890300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 5300, 6469, 10600, 12938, 25876, 32345, 51752, 64690, 129380, 161725, 258760, 323450, 342857, 646900, 685714, 1293800, 1371428, 1714285, 2742856, 3428570, 6857140, 8571425, 13714280, 17142850, 34285700, 68571400]

約数ペア:

[(1, 68571400), (2, 34285700), (4, 17142850), (5, 13714280), (8, 8571425), (10, 6857140), (20, 3428570), (25, 2742856), (40, 1714285), (50, 1371428), (53, 1293800), (100, 685714), (106, 646900), (200, 342857), (212, 323450), (265, 258760), (424, 161725), (530, 129380), (1060, 64690), (1325, 51752), (2120, 32345), (2650, 25876), (5300, 12938), (6469, 10600)]