42904085

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 61931520

約数和(自身を除く): 19027435

約数列:

[1, 5, 7, 23, 35, 115, 161, 223, 239, 805, 1115, 1195, 1561, 1673, 5129, 5497, 7805, 8365, 25645, 27485, 35903, 38479, 53297, 179515, 192395, 266485, 373079, 1225831, 1865395, 6129155, 8580817, 42904085]

約数ペア:

[(1, 42904085), (5, 8580817), (7, 6129155), (23, 1865395), (35, 1225831), (115, 373079), (161, 266485), (223, 192395), (239, 179515), (805, 53297), (1115, 38479), (1195, 35903), (1561, 27485), (1673, 25645), (5129, 8365), (5497, 7805)]