164335465

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 247389120

約数和(自身を除く): 83053655

約数列:

[1, 5, 7, 19, 35, 43, 49, 95, 133, 215, 245, 301, 665, 817, 821, 931, 1505, 2107, 4085, 4105, 4655, 5719, 5747, 10535, 15599, 28595, 28735, 35303, 40033, 40229, 77995, 109193, 176515, 200165, 201145, 247121, 545965, 670757, 764351, 1235605, 1729847, 3353785, 3821755, 4695299, 8649235, 23476495, 32867093, 164335465]

約数ペア:

[(1, 164335465), (5, 32867093), (7, 23476495), (19, 8649235), (35, 4695299), (43, 3821755), (49, 3353785), (95, 1729847), (133, 1235605), (215, 764351), (245, 670757), (301, 545965), (665, 247121), (817, 201145), (821, 200165), (931, 176515), (1505, 109193), (2107, 77995), (4085, 40229), (4105, 40033), (4655, 35303), (5719, 28735), (5747, 28595), (10535, 15599)]