257526706945

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{21227}}^1$

素因数の和:21657

約数の個数: 32

約数和(自身を含む): 316382112000

約数和(自身を除く): 58855405055

約数列:

[1, 5, 89, 137, 199, 445, 685, 995, 12193, 17711, 21227, 27263, 60965, 88555, 106135, 136315, 1889203, 2426407, 2908099, 4224173, 9446015, 12132035, 14540495, 21120865, 258820811, 375951397, 578711701, 1294104055, 1879756985, 2893558505, 51505341389, 257526706945]

約数ペア:

[(1, 257526706945), (5, 51505341389), (89, 2893558505), (137, 1879756985), (199, 1294104055), (445, 578711701), (685, 375951397), (995, 258820811), (12193, 21120865), (17711, 14540495), (21227, 12132035), (27263, 9446015), (60965, 4224173), (88555, 2908099), (106135, 2426407), (136315, 1889203)]