669360016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1248

約数の個数: 80

約数和(自身を含む): 1451754304

約数和(自身を除く): 782394288

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 67, 86, 104, 134, 172, 208, 268, 344, 536, 559, 688, 871, 1072, 1117, 1118, 1742, 2234, 2236, 2881, 3484, 4468, 4472, 5762, 6968, 8936, 8944, 11524, 13936, 14521, 17872, 23048, 29042, 37453, 46096, 48031, 58084, 74839, 74906, 96062, 116168, 149678, 149812, 192124, 232336, 299356, 299624, 384248, 598712, 599248, 624403, 768496, 972907, 1197424, 1248806, 1945814, 2497612, 3218077, 3891628, 4995224, 6436154, 7783256, 9990448, 12872308, 15566512, 25744616, 41835001, 51489232, 83670002, 167340004, 334680008, 669360016]

約数ペア:

[(1, 669360016), (2, 334680008), (4, 167340004), (8, 83670002), (13, 51489232), (16, 41835001), (26, 25744616), (43, 15566512), (52, 12872308), (67, 9990448), (86, 7783256), (104, 6436154), (134, 4995224), (172, 3891628), (208, 3218077), (268, 2497612), (344, 1945814), (536, 1248806), (559, 1197424), (688, 972907), (871, 768496), (1072, 624403), (1117, 599248), (1118, 598712), (1742, 384248), (2234, 299624), (2236, 299356), (2881, 232336), (3484, 192124), (4468, 149812), (4472, 149678), (5762, 116168), (6968, 96062), (8936, 74906), (8944, 74839), (11524, 58084), (13936, 48031), (14521, 46096), (17872, 37453), (23048, 29042)]