1638471424

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16369}}^1$

素因数の和:16425

約数の個数: 72

約数和(自身を含む): 3613710240

約数和(自身を除く): 1975238816

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 256, 272, 368, 391, 544, 736, 782, 1088, 1472, 1564, 2176, 2944, 3128, 4352, 5888, 6256, 12512, 16369, 25024, 32738, 50048, 65476, 100096, 130952, 261904, 278273, 376487, 523808, 556546, 752974, 1047616, 1113092, 1505948, 2095232, 2226184, 3011896, 4190464, 4452368, 6023792, 6400279, 8904736, 12047584, 12800558, 17809472, 24095168, 25601116, 35618944, 48190336, 51202232, 71237888, 96380672, 102404464, 204808928, 409617856, 819235712, 1638471424]

約数ペア:

[(1, 1638471424), (2, 819235712), (4, 409617856), (8, 204808928), (16, 102404464), (17, 96380672), (23, 71237888), (32, 51202232), (34, 48190336), (46, 35618944), (64, 25601116), (68, 24095168), (92, 17809472), (128, 12800558), (136, 12047584), (184, 8904736), (256, 6400279), (272, 6023792), (368, 4452368), (391, 4190464), (544, 3011896), (736, 2226184), (782, 2095232), (1088, 1505948), (1472, 1113092), (1564, 1047616), (2176, 752974), (2944, 556546), (3128, 523808), (4352, 376487), (5888, 278273), (6256, 261904), (12512, 130952), (16369, 100096), (25024, 65476), (32738, 50048)]