78529245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 60816675

約数列:

[1, 3, 5, 15, 23, 29, 47, 69, 87, 115, 141, 145, 167, 235, 345, 435, 501, 667, 705, 835, 1081, 1363, 2001, 2505, 3243, 3335, 3841, 4089, 4843, 5405, 6815, 7849, 10005, 11523, 14529, 16215, 19205, 20445, 23547, 24215, 31349, 39245, 57615, 72645, 94047, 111389, 117735, 156745, 180527, 227621, 334167, 470235, 541581, 556945, 682863, 902635, 1138105, 1670835, 2707905, 3414315, 5235283, 15705849, 26176415, 78529245]

約数ペア:

[(1, 78529245), (3, 26176415), (5, 15705849), (15, 5235283), (23, 3414315), (29, 2707905), (47, 1670835), (69, 1138105), (87, 902635), (115, 682863), (141, 556945), (145, 541581), (167, 470235), (235, 334167), (345, 227621), (435, 180527), (501, 156745), (667, 117735), (705, 111389), (835, 94047), (1081, 72645), (1363, 57615), (2001, 39245), (2505, 31349), (3243, 24215), (3335, 23547), (3841, 20445), (4089, 19205), (4843, 16215), (5405, 14529), (6815, 11523), (7849, 10005)]