80778392

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{991}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 158561280

約数和(自身を除く): 77782888

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 443, 886, 991, 1772, 1982, 3544, 3964, 7928, 10189, 20378, 22793, 40756, 45586, 81512, 91172, 182344, 439013, 878026, 1756052, 3512104, 10097299, 20194598, 40389196, 80778392]

約数ペア:

[(1, 80778392), (2, 40389196), (4, 20194598), (8, 10097299), (23, 3512104), (46, 1756052), (92, 878026), (184, 439013), (443, 182344), (886, 91172), (991, 81512), (1772, 45586), (1982, 40756), (3544, 22793), (3964, 20378), (7928, 10189)]