80821448

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{2539}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 159105600

約数和(自身を除く): 78284152

約数列:

[1, 2, 4, 8, 23, 46, 92, 173, 184, 346, 692, 1384, 2539, 3979, 5078, 7958, 10156, 15916, 20312, 31832, 58397, 116794, 233588, 439247, 467176, 878494, 1756988, 3513976, 10102681, 20205362, 40410724, 80821448]

約数ペア:

[(1, 80821448), (2, 40410724), (4, 20205362), (8, 10102681), (23, 3513976), (46, 1756988), (92, 878494), (173, 467176), (184, 439247), (346, 233588), (692, 116794), (1384, 58397), (2539, 31832), (3979, 20312), (5078, 15916), (7958, 10156)]