25971025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 35462016

約数和(自身を除く): 9490991

約数列:

[1, 5, 23, 25, 31, 47, 115, 155, 235, 575, 713, 775, 961, 1081, 1175, 1457, 3565, 4805, 5405, 7285, 17825, 22103, 24025, 27025, 33511, 36425, 45167, 110515, 167555, 225835, 552575, 837775, 1038841, 1129175, 5194205, 25971025]

約数ペア:

[(1, 25971025), (5, 5194205), (23, 1129175), (25, 1038841), (31, 837775), (47, 552575), (115, 225835), (155, 167555), (235, 110515), (575, 45167), (713, 36425), (775, 33511), (961, 27025), (1081, 24025), (1175, 22103), (1457, 17825), (3565, 7285), (4805, 5405)]