77001025

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 97665624

約数和(自身を除く): 20664599

約数列:

[1, 5, 25, 97, 113, 281, 485, 565, 1405, 2425, 2825, 7025, 10961, 27257, 31753, 54805, 136285, 158765, 274025, 681425, 793825, 3080041, 15400205, 77001025]

約数ペア:

[(1, 77001025), (5, 15400205), (25, 3080041), (97, 793825), (113, 681425), (281, 274025), (485, 158765), (565, 136285), (1405, 54805), (2425, 31753), (2825, 27257), (7025, 10961)]