82421325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1283

約数の個数: 72

約数和(自身を含む): 172780608

約数和(自身を除く): 90359283

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 43, 45, 63, 75, 105, 129, 175, 215, 225, 301, 315, 387, 525, 645, 903, 1075, 1217, 1505, 1575, 1935, 2709, 3225, 3651, 4515, 6085, 7525, 8519, 9675, 10953, 13545, 18255, 22575, 25557, 30425, 42595, 52331, 54765, 67725, 76671, 91275, 127785, 156993, 212975, 261655, 273825, 366317, 383355, 470979, 638925, 784965, 1098951, 1308275, 1831585, 1916775, 2354895, 3296853, 3924825, 5494755, 9157925, 11774475, 16484265, 27473775, 82421325]

約数ペア:

[(1, 82421325), (3, 27473775), (5, 16484265), (7, 11774475), (9, 9157925), (15, 5494755), (21, 3924825), (25, 3296853), (35, 2354895), (43, 1916775), (45, 1831585), (63, 1308275), (75, 1098951), (105, 784965), (129, 638925), (175, 470979), (215, 383355), (225, 366317), (301, 273825), (315, 261655), (387, 212975), (525, 156993), (645, 127785), (903, 91275), (1075, 76671), (1217, 67725), (1505, 54765), (1575, 52331), (1935, 42595), (2709, 30425), (3225, 25557), (3651, 22575), (4515, 18255), (6085, 13545), (7525, 10953), (8519, 9675)]