80316320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71711}}^1$

素因数の和:71733

約数の個数: 48

約数和(自身を含む): 216857088

約数和(自身を除く): 136540768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 71711, 143422, 286844, 358555, 501977, 573688, 717110, 1003954, 1147376, 1434220, 2007908, 2294752, 2509885, 2868440, 4015816, 5019770, 5736880, 8031632, 10039540, 11473760, 16063264, 20079080, 40158160, 80316320]

約数ペア:

[(1, 80316320), (2, 40158160), (4, 20079080), (5, 16063264), (7, 11473760), (8, 10039540), (10, 8031632), (14, 5736880), (16, 5019770), (20, 4015816), (28, 2868440), (32, 2509885), (35, 2294752), (40, 2007908), (56, 1434220), (70, 1147376), (80, 1003954), (112, 717110), (140, 573688), (160, 501977), (224, 358555), (280, 286844), (560, 143422), (1120, 71711)]