66840235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 100800000

約数和(自身を除く): 33959765

約数列:

[1, 5, 7, 11, 35, 55, 77, 139, 385, 695, 973, 1249, 1529, 4865, 6245, 7645, 8743, 10703, 13739, 43715, 53515, 68695, 96173, 173611, 480865, 868055, 1215277, 1909721, 6076385, 9548605, 13368047, 66840235]

約数ペア:

[(1, 66840235), (5, 13368047), (7, 9548605), (11, 6076385), (35, 1909721), (55, 1215277), (77, 868055), (139, 480865), (385, 173611), (695, 96173), (973, 68695), (1249, 53515), (1529, 43715), (4865, 13739), (6245, 10703), (7645, 8743)]