80229860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{129403}}^1$

素因数の和:129443

約数の個数: 24

約数和(自身を含む): 173918976

約数和(自身を除く): 93689116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 129403, 258806, 517612, 647015, 1294030, 2588060, 4011493, 8022986, 16045972, 20057465, 40114930, 80229860]

約数ペア:

[(1, 80229860), (2, 40114930), (4, 20057465), (5, 16045972), (10, 8022986), (20, 4011493), (31, 2588060), (62, 1294030), (124, 647015), (155, 517612), (310, 258806), (620, 129403)]