165248860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{28789}}^1$

素因数の和:28846

約数の個数: 48

約数和(自身を含む): 406284480

約数和(自身を除く): 241035620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 28789, 57578, 115156, 143945, 201523, 287890, 403046, 575780, 806092, 1007615, 1180349, 2015230, 2360698, 4030460, 4721396, 5901745, 8262443, 11803490, 16524886, 23606980, 33049772, 41312215, 82624430, 165248860]

約数ペア:

[(1, 165248860), (2, 82624430), (4, 41312215), (5, 33049772), (7, 23606980), (10, 16524886), (14, 11803490), (20, 8262443), (28, 5901745), (35, 4721396), (41, 4030460), (70, 2360698), (82, 2015230), (140, 1180349), (164, 1007615), (205, 806092), (287, 575780), (410, 403046), (574, 287890), (820, 201523), (1148, 143945), (1435, 115156), (2870, 57578), (5740, 28789)]