79397920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{70891}}^1$

素因数の和:70913

約数の個数: 48

約数和(自身を含む): 214377408

約数和(自身を除く): 134979488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 70891, 141782, 283564, 354455, 496237, 567128, 708910, 992474, 1134256, 1417820, 1984948, 2268512, 2481185, 2835640, 3969896, 4962370, 5671280, 7939792, 9924740, 11342560, 15879584, 19849480, 39698960, 79397920]

約数ペア:

[(1, 79397920), (2, 39698960), (4, 19849480), (5, 15879584), (7, 11342560), (8, 9924740), (10, 7939792), (14, 5671280), (16, 4962370), (20, 3969896), (28, 2835640), (32, 2481185), (35, 2268512), (40, 1984948), (56, 1417820), (70, 1134256), (80, 992474), (112, 708910), (140, 567128), (160, 496237), (224, 354455), (280, 283564), (560, 141782), (1120, 70891)]