27560650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 55855800

約数和(自身を除く): 28295150

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 325, 389, 545, 650, 778, 1090, 1417, 1945, 2725, 2834, 3890, 5057, 5450, 7085, 9725, 10114, 14170, 19450, 25285, 35425, 42401, 50570, 70850, 84802, 126425, 212005, 252850, 424010, 551213, 1060025, 1102426, 2120050, 2756065, 5512130, 13780325, 27560650]

約数ペア:

[(1, 27560650), (2, 13780325), (5, 5512130), (10, 2756065), (13, 2120050), (25, 1102426), (26, 1060025), (50, 551213), (65, 424010), (109, 252850), (130, 212005), (218, 126425), (325, 84802), (389, 70850), (545, 50570), (650, 42401), (778, 35425), (1090, 25285), (1417, 19450), (1945, 14170), (2725, 10114), (2834, 9725), (3890, 7085), (5057, 5450)]