7640650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 15367320

約数和(自身を除く): 7726670

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 101, 170, 178, 202, 425, 445, 505, 850, 890, 1010, 1513, 1717, 2225, 2525, 3026, 3434, 4450, 5050, 7565, 8585, 8989, 15130, 17170, 17978, 37825, 42925, 44945, 75650, 85850, 89890, 152813, 224725, 305626, 449450, 764065, 1528130, 3820325, 7640650]

約数ペア:

[(1, 7640650), (2, 3820325), (5, 1528130), (10, 764065), (17, 449450), (25, 305626), (34, 224725), (50, 152813), (85, 89890), (89, 85850), (101, 75650), (170, 44945), (178, 42925), (202, 37825), (425, 17978), (445, 17170), (505, 15130), (850, 8989), (890, 8585), (1010, 7565), (1513, 5050), (1717, 4450), (2225, 3434), (2525, 3026)]