80220112

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16657}}^1$

素因数の和:16715

約数の個数: 40

約数和(自身を含む): 181772096

約数和(自身を除く): 101551984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 16657, 33314, 66628, 116599, 133256, 233198, 266512, 466396, 716251, 932792, 1432502, 1865584, 2865004, 5013757, 5730008, 10027514, 11460016, 20055028, 40110056, 80220112]

約数ペア:

[(1, 80220112), (2, 40110056), (4, 20055028), (7, 11460016), (8, 10027514), (14, 5730008), (16, 5013757), (28, 2865004), (43, 1865584), (56, 1432502), (86, 932792), (112, 716251), (172, 466396), (301, 266512), (344, 233198), (602, 133256), (688, 116599), (1204, 66628), (2408, 33314), (4816, 16657)]