80638992

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{79999}}^1$

素因数の和:80020

約数の個数: 60

約数和(自身を含む): 257920000

約数和(自身を除く): 177281008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 79999, 159998, 239997, 319996, 479994, 559993, 639992, 719991, 959988, 1119986, 1279984, 1439982, 1679979, 1919976, 2239972, 2879964, 3359958, 3839952, 4479944, 5039937, 5759928, 6719916, 8959888, 10079874, 11519856, 13439832, 20159748, 26879664, 40319496, 80638992]

約数ペア:

[(1, 80638992), (2, 40319496), (3, 26879664), (4, 20159748), (6, 13439832), (7, 11519856), (8, 10079874), (9, 8959888), (12, 6719916), (14, 5759928), (16, 5039937), (18, 4479944), (21, 3839952), (24, 3359958), (28, 2879964), (36, 2239972), (42, 1919976), (48, 1679979), (56, 1439982), (63, 1279984), (72, 1119986), (84, 959988), (112, 719991), (126, 639992), (144, 559993), (168, 479994), (252, 319996), (336, 239997), (504, 159998), (1008, 79999)]