88289068

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 181440000

約数和(自身を除く): 93150932

約数列:

[1, 2, 4, 7, 14, 28, 71, 89, 142, 178, 284, 356, 497, 499, 623, 994, 998, 1246, 1988, 1996, 2492, 3493, 6319, 6986, 12638, 13972, 25276, 35429, 44233, 44411, 70858, 88466, 88822, 141716, 176932, 177644, 248003, 310877, 496006, 621754, 992012, 1243508, 3153181, 6306362, 12612724, 22072267, 44144534, 88289068]

約数ペア:

[(1, 88289068), (2, 44144534), (4, 22072267), (7, 12612724), (14, 6306362), (28, 3153181), (71, 1243508), (89, 992012), (142, 621754), (178, 496006), (284, 310877), (356, 248003), (497, 177644), (499, 176932), (623, 141716), (994, 88822), (998, 88466), (1246, 70858), (1988, 44411), (1996, 44233), (2492, 35429), (3493, 25276), (6319, 13972), (6986, 12638)]