83798080

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2147

約数の個数: 56

約数和(自身を含む): 201168000

約数和(自身を除く): 117369920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 1999, 2096, 2620, 3998, 4192, 5240, 7996, 8384, 9995, 10480, 15992, 19990, 20960, 31984, 39980, 41920, 63968, 79960, 127936, 159920, 261869, 319840, 523738, 639680, 1047476, 1309345, 2094952, 2618690, 4189904, 5237380, 8379808, 10474760, 16759616, 20949520, 41899040, 83798080]

約数ペア:

[(1, 83798080), (2, 41899040), (4, 20949520), (5, 16759616), (8, 10474760), (10, 8379808), (16, 5237380), (20, 4189904), (32, 2618690), (40, 2094952), (64, 1309345), (80, 1047476), (131, 639680), (160, 523738), (262, 319840), (320, 261869), (524, 159920), (655, 127936), (1048, 79960), (1310, 63968), (1999, 41920), (2096, 39980), (2620, 31984), (3998, 20960), (4192, 19990), (5240, 15992), (7996, 10480), (8384, 9995)]