205449280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33791}}^1$

素因数の和:33827

約数の個数: 56

約数和(自身を含む): 514990080

約数和(自身を除く): 309540800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 33791, 67582, 135164, 168955, 270328, 337910, 540656, 642029, 675820, 1081312, 1284058, 1351640, 2162624, 2568116, 2703280, 3210145, 5136232, 5406560, 6420290, 10272464, 10813120, 12840580, 20544928, 25681160, 41089856, 51362320, 102724640, 205449280]

約数ペア:

[(1, 205449280), (2, 102724640), (4, 51362320), (5, 41089856), (8, 25681160), (10, 20544928), (16, 12840580), (19, 10813120), (20, 10272464), (32, 6420290), (38, 5406560), (40, 5136232), (64, 3210145), (76, 2703280), (80, 2568116), (95, 2162624), (152, 1351640), (160, 1284058), (190, 1081312), (304, 675820), (320, 642029), (380, 540656), (608, 337910), (760, 270328), (1216, 168955), (1520, 135164), (3040, 67582), (6080, 33791)]