50881220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{195697}}^1$

素因数の和:195719

約数の個数: 24

約数和(自身を含む): 115070424

約数和(自身を除く): 64189204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 195697, 391394, 782788, 978485, 1956970, 2544061, 3913940, 5088122, 10176244, 12720305, 25440610, 50881220]

約数ペア:

[(1, 50881220), (2, 25440610), (4, 12720305), (5, 10176244), (10, 5088122), (13, 3913940), (20, 2544061), (26, 1956970), (52, 978485), (65, 782788), (130, 391394), (260, 195697)]