25988885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 34505016

約数和(自身を除く): 8516131

約数列:

[1, 5, 13, 47, 65, 181, 235, 611, 905, 2209, 2353, 3055, 8507, 11045, 11765, 28717, 42535, 110591, 143585, 399829, 552955, 1999145, 5197777, 25988885]

約数ペア:

[(1, 25988885), (5, 5197777), (13, 1999145), (47, 552955), (65, 399829), (181, 143585), (235, 110591), (611, 42535), (905, 28717), (2209, 11765), (2353, 11045), (3055, 8507)]