200419808

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 406997136

約数和(自身を除く): 206577328

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 173, 328, 346, 656, 692, 883, 1312, 1384, 1766, 2768, 3532, 5536, 7064, 7093, 14128, 14186, 28256, 28372, 36203, 56744, 72406, 113488, 144812, 152759, 226976, 289624, 305518, 579248, 611036, 1158496, 1222072, 2444144, 4888288, 6263119, 12526238, 25052476, 50104952, 100209904, 200419808]

約数ペア:

[(1, 200419808), (2, 100209904), (4, 50104952), (8, 25052476), (16, 12526238), (32, 6263119), (41, 4888288), (82, 2444144), (164, 1222072), (173, 1158496), (328, 611036), (346, 579248), (656, 305518), (692, 289624), (883, 226976), (1312, 152759), (1384, 144812), (1766, 113488), (2768, 72406), (3532, 56744), (5536, 36203), (7064, 28372), (7093, 28256), (14128, 14186)]