209125936

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 439686144

約数和(自身を除く): 230560208

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 107, 113, 184, 188, 214, 226, 368, 376, 428, 452, 752, 856, 904, 1081, 1712, 1808, 2162, 2461, 2599, 4324, 4922, 5029, 5198, 5311, 8648, 9844, 10058, 10396, 10622, 12091, 17296, 19688, 20116, 20792, 21244, 24182, 39376, 40232, 41584, 42488, 48364, 80464, 84976, 96728, 115667, 122153, 193456, 231334, 244306, 278093, 462668, 488612, 556186, 568277, 925336, 977224, 1112372, 1136554, 1850672, 1954448, 2224744, 2273108, 4449488, 4546216, 9092432, 13070371, 26140742, 52281484, 104562968, 209125936]

約数ペア:

[(1, 209125936), (2, 104562968), (4, 52281484), (8, 26140742), (16, 13070371), (23, 9092432), (46, 4546216), (47, 4449488), (92, 2273108), (94, 2224744), (107, 1954448), (113, 1850672), (184, 1136554), (188, 1112372), (214, 977224), (226, 925336), (368, 568277), (376, 556186), (428, 488612), (452, 462668), (752, 278093), (856, 244306), (904, 231334), (1081, 193456), (1712, 122153), (1808, 115667), (2162, 96728), (2461, 84976), (2599, 80464), (4324, 48364), (4922, 42488), (5029, 41584), (5198, 40232), (5311, 39376), (8648, 24182), (9844, 21244), (10058, 20792), (10396, 20116), (10622, 19688), (12091, 17296)]