84130360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 198586080

約数和(自身を除く): 114455720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 820, 860, 1193, 1640, 1720, 1763, 2386, 3526, 4772, 5965, 7052, 8815, 9544, 11930, 14104, 17630, 23860, 35260, 47720, 48913, 51299, 70520, 97826, 102598, 195652, 205196, 244565, 256495, 391304, 410392, 489130, 512990, 978260, 1025980, 1956520, 2051960, 2103259, 4206518, 8413036, 10516295, 16826072, 21032590, 42065180, 84130360]

約数ペア:

[(1, 84130360), (2, 42065180), (4, 21032590), (5, 16826072), (8, 10516295), (10, 8413036), (20, 4206518), (40, 2103259), (41, 2051960), (43, 1956520), (82, 1025980), (86, 978260), (164, 512990), (172, 489130), (205, 410392), (215, 391304), (328, 256495), (344, 244565), (410, 205196), (430, 195652), (820, 102598), (860, 97826), (1193, 70520), (1640, 51299), (1720, 48913), (1763, 47720), (2386, 35260), (3526, 23860), (4772, 17630), (5965, 14104), (7052, 11930), (8815, 9544)]