66921325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1701

約数の個数: 24

約数和(自身を含む): 88387200

約数和(自身を除く): 21465875

約数列:

[1, 5, 19, 25, 89, 95, 445, 475, 1583, 1691, 2225, 7915, 8455, 30077, 39575, 42275, 140887, 150385, 704435, 751925, 2676853, 3522175, 13384265, 66921325]

約数ペア:

[(1, 66921325), (5, 13384265), (19, 3522175), (25, 2676853), (89, 751925), (95, 704435), (445, 150385), (475, 140887), (1583, 42275), (1691, 39575), (2225, 30077), (7915, 8455)]