64145115

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3863}}^1$

素因数の和:3921

約数の個数: 40

約数和(自身を含む): 117821088

約数和(自身を除く): 53675973

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 369, 405, 615, 1107, 1845, 3321, 3863, 5535, 11589, 16605, 19315, 34767, 57945, 104301, 158383, 173835, 312903, 475149, 521505, 791915, 1425447, 1564515, 2375745, 4276341, 7127235, 12829023, 21381705, 64145115]

約数ペア:

[(1, 64145115), (3, 21381705), (5, 12829023), (9, 7127235), (15, 4276341), (27, 2375745), (41, 1564515), (45, 1425447), (81, 791915), (123, 521505), (135, 475149), (205, 312903), (369, 173835), (405, 158383), (615, 104301), (1107, 57945), (1845, 34767), (3321, 19315), (3863, 16605), (5535, 11589)]