89269280

素因数分解:

$2^5\times 5^1\times {\mathrm{563}}^1\times {\mathrm{991}}^1$

素因数の和:1569

約数の個数: 48

約数和(自身を含む): 211486464

約数和(自身を除く): 122217184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 563, 991, 1126, 1982, 2252, 2815, 3964, 4504, 4955, 5630, 7928, 9008, 9910, 11260, 15856, 18016, 19820, 22520, 31712, 39640, 45040, 79280, 90080, 158560, 557933, 1115866, 2231732, 2789665, 4463464, 5579330, 8926928, 11158660, 17853856, 22317320, 44634640, 89269280]

約数ペア:

[(1, 89269280), (2, 44634640), (4, 22317320), (5, 17853856), (8, 11158660), (10, 8926928), (16, 5579330), (20, 4463464), (32, 2789665), (40, 2231732), (80, 1115866), (160, 557933), (563, 158560), (991, 90080), (1126, 79280), (1982, 45040), (2252, 39640), (2815, 31712), (3964, 22520), (4504, 19820), (4955, 18016), (5630, 15856), (7928, 11260), (9008, 9910)]