80220465

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{569}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 150630480

約数和(自身を除く): 70410015

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 241, 569, 585, 723, 1205, 1707, 2169, 2845, 3133, 3615, 5121, 7397, 8535, 9399, 10845, 15665, 22191, 25605, 28197, 36985, 46995, 66573, 110955, 137129, 140985, 332865, 411387, 685645, 1234161, 1782677, 2056935, 5348031, 6170805, 8913385, 16044093, 26740155, 80220465]

約数ペア:

[(1, 80220465), (3, 26740155), (5, 16044093), (9, 8913385), (13, 6170805), (15, 5348031), (39, 2056935), (45, 1782677), (65, 1234161), (117, 685645), (195, 411387), (241, 332865), (569, 140985), (585, 137129), (723, 110955), (1205, 66573), (1707, 46995), (2169, 36985), (2845, 28197), (3133, 25605), (3615, 22191), (5121, 15665), (7397, 10845), (8535, 9399)]