26864825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 36206016

約数和(自身を除く): 9341191

約数列:

[1, 5, 13, 25, 65, 131, 325, 631, 655, 1703, 3155, 3275, 8203, 8515, 15775, 41015, 42575, 82661, 205075, 413305, 1074593, 2066525, 5372965, 26864825]

約数ペア:

[(1, 26864825), (5, 5372965), (13, 2066525), (25, 1074593), (65, 413305), (131, 205075), (325, 82661), (631, 42575), (655, 41015), (1703, 15775), (3155, 8515), (3275, 8203)]