80837260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{82487}}^1$

素因数の和:82510

約数の個数: 36

約数和(自身を含む): 197476272

約数和(自身を除く): 116639012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 82487, 164974, 329948, 412435, 577409, 824870, 1154818, 1649740, 2309636, 2887045, 4041863, 5774090, 8083726, 11548180, 16167452, 20209315, 40418630, 80837260]

約数ペア:

[(1, 80837260), (2, 40418630), (4, 20209315), (5, 16167452), (7, 11548180), (10, 8083726), (14, 5774090), (20, 4041863), (28, 2887045), (35, 2309636), (49, 1649740), (70, 1154818), (98, 824870), (140, 577409), (196, 412435), (245, 329948), (490, 164974), (980, 82487)]