51695540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198829}}^1$

素因数の和:198851

約数の個数: 24

約数和(自身を含む): 116912040

約数和(自身を除く): 65216500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 198829, 397658, 795316, 994145, 1988290, 2584777, 3976580, 5169554, 10339108, 12923885, 25847770, 51695540]

約数ペア:

[(1, 51695540), (2, 25847770), (4, 12923885), (5, 10339108), (10, 5169554), (13, 3976580), (20, 2584777), (26, 1988290), (52, 994145), (65, 795316), (130, 397658), (260, 198829)]