78997295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 108646272

約数和(自身を除く): 29648977

約数列:

[1, 5, 13, 23, 53, 65, 115, 265, 299, 689, 997, 1219, 1495, 3445, 4985, 6095, 12961, 15847, 22931, 52841, 64805, 79235, 114655, 264205, 298103, 686933, 1215343, 1490515, 3434665, 6076715, 15799459, 78997295]

約数ペア:

[(1, 78997295), (5, 15799459), (13, 6076715), (23, 3434665), (53, 1490515), (65, 1215343), (115, 686933), (265, 298103), (299, 264205), (689, 114655), (997, 79235), (1219, 64805), (1495, 52841), (3445, 22931), (4985, 15847), (6095, 12961)]