90561296

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42557}}^1$

素因数の和:42591

約数の個数: 40

約数和(自身を含む): 211087680

約数和(自身を除く): 120526384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 42557, 85114, 170228, 297899, 340456, 595798, 680912, 808583, 1191596, 1617166, 2383192, 3234332, 4766384, 5660081, 6468664, 11320162, 12937328, 22640324, 45280648, 90561296]

約数ペア:

[(1, 90561296), (2, 45280648), (4, 22640324), (7, 12937328), (8, 11320162), (14, 6468664), (16, 5660081), (19, 4766384), (28, 3234332), (38, 2383192), (56, 1617166), (76, 1191596), (112, 808583), (133, 680912), (152, 595798), (266, 340456), (304, 297899), (532, 170228), (1064, 85114), (2128, 42557)]