401034128

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 874229760

約数和(自身を除く): 473195632

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 71, 88, 134, 142, 176, 268, 284, 479, 536, 568, 737, 781, 958, 1072, 1136, 1474, 1562, 1916, 2948, 3124, 3832, 4757, 5269, 5896, 6248, 7664, 9514, 10538, 11792, 12496, 19028, 21076, 32093, 34009, 38056, 42152, 52327, 64186, 68018, 76112, 84304, 104654, 128372, 136036, 209308, 256744, 272072, 353023, 374099, 418616, 513488, 544144, 706046, 748198, 837232, 1412092, 1496396, 2278603, 2824184, 2992792, 4557206, 5648368, 5985584, 9114412, 18228824, 25064633, 36457648, 50129266, 100258532, 200517064, 401034128]

約数ペア:

[(1, 401034128), (2, 200517064), (4, 100258532), (8, 50129266), (11, 36457648), (16, 25064633), (22, 18228824), (44, 9114412), (67, 5985584), (71, 5648368), (88, 4557206), (134, 2992792), (142, 2824184), (176, 2278603), (268, 1496396), (284, 1412092), (479, 837232), (536, 748198), (568, 706046), (737, 544144), (781, 513488), (958, 418616), (1072, 374099), (1136, 353023), (1474, 272072), (1562, 256744), (1916, 209308), (2948, 136036), (3124, 128372), (3832, 104654), (4757, 84304), (5269, 76112), (5896, 68018), (6248, 64186), (7664, 52327), (9514, 42152), (10538, 38056), (11792, 34009), (12496, 32093), (19028, 21076)]