689968370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7507}}^1$

素因数の和:7635

約数の個数: 64

約数和(自身を含む): 1543885056

約数和(自身を除く): 853916686

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 101, 130, 182, 202, 455, 505, 707, 910, 1010, 1313, 1414, 2626, 3535, 6565, 7070, 7507, 9191, 13130, 15014, 18382, 37535, 45955, 52549, 75070, 91910, 97591, 105098, 195182, 262745, 487955, 525490, 683137, 758207, 975910, 1366274, 1516414, 3415685, 3791035, 5307449, 6831370, 7582070, 9856691, 10614898, 19713382, 26537245, 49283455, 53074490, 68996837, 98566910, 137993674, 344984185, 689968370]

約数ペア:

[(1, 689968370), (2, 344984185), (5, 137993674), (7, 98566910), (10, 68996837), (13, 53074490), (14, 49283455), (26, 26537245), (35, 19713382), (65, 10614898), (70, 9856691), (91, 7582070), (101, 6831370), (130, 5307449), (182, 3791035), (202, 3415685), (455, 1516414), (505, 1366274), (707, 975910), (910, 758207), (1010, 683137), (1313, 525490), (1414, 487955), (2626, 262745), (3535, 195182), (6565, 105098), (7070, 97591), (7507, 91910), (9191, 75070), (13130, 52549), (15014, 45955), (18382, 37535)]