81145884

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9619}}^1$

素因数の和:9682

約数の個数: 48

約数和(自身を含む): 204713600

約数和(自身を除く): 123567716

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 703, 1406, 2109, 2812, 4218, 8436, 9619, 19238, 28857, 38476, 57714, 115428, 182761, 355903, 365522, 548283, 711806, 731044, 1067709, 1096566, 1423612, 2135418, 2193132, 4270836, 6762157, 13524314, 20286471, 27048628, 40572942, 81145884]

約数ペア:

[(1, 81145884), (2, 40572942), (3, 27048628), (4, 20286471), (6, 13524314), (12, 6762157), (19, 4270836), (37, 2193132), (38, 2135418), (57, 1423612), (74, 1096566), (76, 1067709), (111, 731044), (114, 711806), (148, 548283), (222, 365522), (228, 355903), (444, 182761), (703, 115428), (1406, 57714), (2109, 38476), (2812, 28857), (4218, 19238), (8436, 9619)]