42561490

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{5261}}^1$

素因数の和:6077

約数の個数: 16

約数和(自身を含む): 76719960

約数和(自身を除く): 34158470

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 5261, 8090, 10522, 26305, 52610, 4256149, 8512298, 21280745, 42561490]

約数ペア:

[(1, 42561490), (2, 21280745), (5, 8512298), (10, 4256149), (809, 52610), (1618, 26305), (4045, 10522), (5261, 8090)]