31330670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 67184640

約数和(自身を除く): 35853970

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 89, 94, 107, 178, 214, 235, 329, 445, 470, 535, 623, 658, 749, 890, 1070, 1246, 1498, 1645, 3115, 3290, 3745, 4183, 5029, 6230, 7490, 8366, 9523, 10058, 19046, 20915, 25145, 29281, 35203, 41830, 47615, 50290, 58562, 66661, 70406, 95230, 133322, 146405, 176015, 292810, 333305, 352030, 447581, 666610, 895162, 2237905, 3133067, 4475810, 6266134, 15665335, 31330670]

約数ペア:

[(1, 31330670), (2, 15665335), (5, 6266134), (7, 4475810), (10, 3133067), (14, 2237905), (35, 895162), (47, 666610), (70, 447581), (89, 352030), (94, 333305), (107, 292810), (178, 176015), (214, 146405), (235, 133322), (329, 95230), (445, 70406), (470, 66661), (535, 58562), (623, 50290), (658, 47615), (749, 41830), (890, 35203), (1070, 29281), (1246, 25145), (1498, 20915), (1645, 19046), (3115, 10058), (3290, 9523), (3745, 8366), (4183, 7490), (5029, 6230)]