161569121525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{246661}}^1$

素因数の和:246894

約数の個数: 48

約数和(自身を含む): 242241816960

約数和(自身を除く): 80672695435

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 197, 475, 665, 985, 1379, 3325, 3743, 4925, 6895, 18715, 26201, 34475, 93575, 131005, 246661, 655025, 1233305, 1726627, 4686559, 6166525, 8633135, 23432795, 32805913, 43165675, 48592217, 117163975, 164029565, 242961085, 340145519, 820147825, 923252123, 1214805425, 1700727595, 4616260615, 6462764861, 8503637975, 23081303075, 32313824305, 161569121525]

約数ペア:

[(1, 161569121525), (5, 32313824305), (7, 23081303075), (19, 8503637975), (25, 6462764861), (35, 4616260615), (95, 1700727595), (133, 1214805425), (175, 923252123), (197, 820147825), (475, 340145519), (665, 242961085), (985, 164029565), (1379, 117163975), (3325, 48592217), (3743, 43165675), (4925, 32805913), (6895, 23432795), (18715, 8633135), (26201, 6166525), (34475, 4686559), (93575, 1726627), (131005, 1233305), (246661, 655025)]