31159825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 41211648

約数和(自身を除く): 10051823

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1153, 1175, 5405, 5765, 26519, 27025, 28825, 54191, 132595, 270955, 662975, 1246393, 1354775, 6231965, 31159825]

約数ペア:

[(1, 31159825), (5, 6231965), (23, 1354775), (25, 1246393), (47, 662975), (115, 270955), (235, 132595), (575, 54191), (1081, 28825), (1153, 27025), (1175, 26519), (5405, 5765)]