28595990

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 52690176

約数和(自身を除く): 24094186

約数列:

[1, 2, 5, 10, 83, 131, 166, 262, 263, 415, 526, 655, 830, 1310, 1315, 2630, 10873, 21746, 21829, 34453, 43658, 54365, 68906, 108730, 109145, 172265, 218290, 344530, 2859599, 5719198, 14297995, 28595990]

約数ペア:

[(1, 28595990), (2, 14297995), (5, 5719198), (10, 2859599), (83, 344530), (131, 218290), (166, 172265), (262, 109145), (263, 108730), (415, 68906), (526, 54365), (655, 43658), (830, 34453), (1310, 21829), (1315, 21746), (2630, 10873)]