55380216

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 143320320

約数和(自身を除く): 87940104

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 103, 129, 172, 206, 258, 309, 344, 412, 516, 521, 618, 824, 1032, 1042, 1236, 1563, 2084, 2472, 3126, 4168, 4429, 6252, 8858, 12504, 13287, 17716, 22403, 26574, 35432, 44806, 53148, 53663, 67209, 89612, 106296, 107326, 134418, 160989, 179224, 214652, 268836, 321978, 429304, 537672, 643956, 1287912, 2307509, 4615018, 6922527, 9230036, 13845054, 18460072, 27690108, 55380216]

約数ペア:

[(1, 55380216), (2, 27690108), (3, 18460072), (4, 13845054), (6, 9230036), (8, 6922527), (12, 4615018), (24, 2307509), (43, 1287912), (86, 643956), (103, 537672), (129, 429304), (172, 321978), (206, 268836), (258, 214652), (309, 179224), (344, 160989), (412, 134418), (516, 107326), (521, 106296), (618, 89612), (824, 67209), (1032, 53663), (1042, 53148), (1236, 44806), (1563, 35432), (2084, 26574), (2472, 22403), (3126, 17716), (4168, 13287), (4429, 12504), (6252, 8858)]