20810550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8161}}^1$

素因数の和:8193

約数の個数: 48

約数和(自身を含む): 54652752

約数和(自身を除く): 33842202

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, 8161, 16322, 24483, 40805, 48966, 81610, 122415, 138737, 204025, 244830, 277474, 408050, 416211, 612075, 693685, 832422, 1224150, 1387370, 2081055, 3468425, 4162110, 6936850, 10405275, 20810550]

約数ペア:

[(1, 20810550), (2, 10405275), (3, 6936850), (5, 4162110), (6, 3468425), (10, 2081055), (15, 1387370), (17, 1224150), (25, 832422), (30, 693685), (34, 612075), (50, 416211), (51, 408050), (75, 277474), (85, 244830), (102, 204025), (150, 138737), (170, 122415), (255, 81610), (425, 48966), (510, 40805), (850, 24483), (1275, 16322), (2550, 8161)]