80491160

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4201}}^1$

素因数の和:4691

約数の個数: 32

約数和(自身を含む): 181526400

約数和(自身を除く): 101035240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4201, 4790, 8402, 9580, 16804, 19160, 21005, 33608, 42010, 84020, 168040, 2012279, 4024558, 8049116, 10061395, 16098232, 20122790, 40245580, 80491160]

約数ペア:

[(1, 80491160), (2, 40245580), (4, 20122790), (5, 16098232), (8, 10061395), (10, 8049116), (20, 4024558), (40, 2012279), (479, 168040), (958, 84020), (1916, 42010), (2395, 33608), (3832, 21005), (4201, 19160), (4790, 16804), (8402, 9580)]