131129075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4007}}^1$

素因数の和:4052

約数の個数: 48

約数和(自身を含む): 214700544

約数和(自身を除く): 83571469

約数列:

[1, 5, 7, 11, 17, 25, 35, 55, 77, 85, 119, 175, 187, 275, 385, 425, 595, 935, 1309, 1925, 2975, 4007, 4675, 6545, 20035, 28049, 32725, 44077, 68119, 100175, 140245, 220385, 308539, 340595, 476833, 701225, 749309, 1101925, 1542695, 1702975, 2384165, 3746545, 5245163, 7713475, 11920825, 18732725, 26225815, 131129075]

約数ペア:

[(1, 131129075), (5, 26225815), (7, 18732725), (11, 11920825), (17, 7713475), (25, 5245163), (35, 3746545), (55, 2384165), (77, 1702975), (85, 1542695), (119, 1101925), (175, 749309), (187, 701225), (275, 476833), (385, 340595), (425, 308539), (595, 220385), (935, 140245), (1309, 100175), (1925, 68119), (2975, 44077), (4007, 32725), (4675, 28049), (6545, 20035)]