81499974

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 174928896

約数和(自身を除く): 93428922

約数列:

[1, 2, 3, 6, 37, 47, 73, 74, 94, 107, 111, 141, 146, 214, 219, 222, 282, 321, 438, 642, 1739, 2701, 3431, 3478, 3959, 5029, 5217, 5402, 6862, 7811, 7918, 8103, 10058, 10293, 10434, 11877, 15087, 15622, 16206, 20586, 23433, 23754, 30174, 46866, 126947, 186073, 253894, 289007, 367117, 372146, 380841, 558219, 578014, 734234, 761682, 867021, 1101351, 1116438, 1734042, 2202702, 13583329, 27166658, 40749987, 81499974]

約数ペア:

[(1, 81499974), (2, 40749987), (3, 27166658), (6, 13583329), (37, 2202702), (47, 1734042), (73, 1116438), (74, 1101351), (94, 867021), (107, 761682), (111, 734234), (141, 578014), (146, 558219), (214, 380841), (219, 372146), (222, 367117), (282, 289007), (321, 253894), (438, 186073), (642, 126947), (1739, 46866), (2701, 30174), (3431, 23754), (3478, 23433), (3959, 20586), (5029, 16206), (5217, 15622), (5402, 15087), (6862, 11877), (7811, 10434), (7918, 10293), (8103, 10058)]