20606550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8081}}^1$

素因数の和:8113

約数の個数: 48

約数和(自身を含む): 54117072

約数和(自身を除く): 33510522

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8081, 16162, 24243, 40405, 48486, 80810, 121215, 137377, 202025, 242430, 274754, 404050, 412131, 606075, 686885, 824262, 1212150, 1373770, 2060655, 3434425, 4121310, 6868850, 10303275, 20606550]

約数ペア:

[(1, 20606550), (2, 10303275), (3, 6868850), (5, 4121310), (6, 3434425), (10, 2060655), (15, 1373770), (17, 1212150), (25, 824262), (30, 686885), (34, 606075), (50, 412131), (51, 404050), (75, 274754), (85, 242430), (102, 202025), (150, 137377), (170, 121215), (255, 80810), (425, 48486), (510, 40405), (850, 24243), (1275, 16162), (2550, 8081)]