61345312

素因数分解:

$2^5\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2153

約数の個数: 48

約数和(自身を含む): 139104000

約数和(自身を除く): 77758688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 137, 224, 274, 548, 959, 1096, 1918, 1999, 2192, 3836, 3998, 4384, 7672, 7996, 13993, 15344, 15992, 27986, 30688, 31984, 55972, 63968, 111944, 223888, 273863, 447776, 547726, 1095452, 1917041, 2190904, 3834082, 4381808, 7668164, 8763616, 15336328, 30672656, 61345312]

約数ペア:

[(1, 61345312), (2, 30672656), (4, 15336328), (7, 8763616), (8, 7668164), (14, 4381808), (16, 3834082), (28, 2190904), (32, 1917041), (56, 1095452), (112, 547726), (137, 447776), (224, 273863), (274, 223888), (548, 111944), (959, 63968), (1096, 55972), (1918, 31984), (1999, 30688), (2192, 27986), (3836, 15992), (3998, 15344), (4384, 13993), (7672, 7996)]