79740810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12479}}^1$

素因数の和:12563

約数の個数: 48

約数和(自身を含む): 210263040

約数和(自身を除く): 130522230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 12479, 24958, 37437, 62395, 74874, 112311, 124790, 187185, 224622, 374370, 561555, 886009, 1123110, 1772018, 2658027, 4430045, 5316054, 7974081, 8860090, 13290135, 15948162, 26580270, 39870405, 79740810]

約数ペア:

[(1, 79740810), (2, 39870405), (3, 26580270), (5, 15948162), (6, 13290135), (9, 8860090), (10, 7974081), (15, 5316054), (18, 4430045), (30, 2658027), (45, 1772018), (71, 1123110), (90, 886009), (142, 561555), (213, 374370), (355, 224622), (426, 187185), (639, 124790), (710, 112311), (1065, 74874), (1278, 62395), (2130, 37437), (3195, 24958), (6390, 12479)]