88805480

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 204768000

約数和(自身を除く): 115962520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 157, 158, 179, 314, 316, 358, 395, 628, 632, 716, 785, 790, 895, 1256, 1432, 1570, 1580, 1790, 3140, 3160, 3580, 6280, 7160, 12403, 14141, 24806, 28103, 28282, 49612, 56206, 56564, 62015, 70705, 99224, 112412, 113128, 124030, 140515, 141410, 224824, 248060, 281030, 282820, 496120, 562060, 565640, 1124120, 2220137, 4440274, 8880548, 11100685, 17761096, 22201370, 44402740, 88805480]

約数ペア:

[(1, 88805480), (2, 44402740), (4, 22201370), (5, 17761096), (8, 11100685), (10, 8880548), (20, 4440274), (40, 2220137), (79, 1124120), (157, 565640), (158, 562060), (179, 496120), (314, 282820), (316, 281030), (358, 248060), (395, 224824), (628, 141410), (632, 140515), (716, 124030), (785, 113128), (790, 112412), (895, 99224), (1256, 70705), (1432, 62015), (1570, 56564), (1580, 56206), (1790, 49612), (3140, 28282), (3160, 28103), (3580, 24806), (6280, 14141), (7160, 12403)]