53965225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 76870080

約数和(自身を除く): 22904855

約数列:

[1, 5, 17, 19, 25, 41, 85, 95, 163, 205, 323, 425, 475, 697, 779, 815, 1025, 1615, 2771, 3097, 3485, 3895, 4075, 6683, 8075, 13243, 13855, 15485, 17425, 19475, 33415, 52649, 66215, 69275, 77425, 113611, 126977, 167075, 263245, 331075, 568055, 634885, 1316225, 2158609, 2840275, 3174425, 10793045, 53965225]

約数ペア:

[(1, 53965225), (5, 10793045), (17, 3174425), (19, 2840275), (25, 2158609), (41, 1316225), (85, 634885), (95, 568055), (163, 331075), (205, 263245), (323, 167075), (425, 126977), (475, 113611), (697, 77425), (779, 69275), (815, 66215), (1025, 52649), (1615, 33415), (2771, 19475), (3097, 17425), (3485, 15485), (3895, 13855), (4075, 13243), (6683, 8075)]