55779588

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 144930240

約数和(自身を除く): 89150652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 139, 142, 157, 213, 278, 284, 314, 417, 426, 471, 556, 628, 639, 834, 852, 942, 1251, 1278, 1413, 1668, 1884, 2502, 2556, 2826, 5004, 5652, 9869, 11147, 19738, 21823, 22294, 29607, 33441, 39476, 43646, 44588, 59214, 65469, 66882, 87292, 88821, 100323, 118428, 130938, 133764, 177642, 196407, 200646, 261876, 355284, 392814, 401292, 785628, 1549433, 3098866, 4648299, 6197732, 9296598, 13944897, 18593196, 27889794, 55779588]

約数ペア:

[(1, 55779588), (2, 27889794), (3, 18593196), (4, 13944897), (6, 9296598), (9, 6197732), (12, 4648299), (18, 3098866), (36, 1549433), (71, 785628), (139, 401292), (142, 392814), (157, 355284), (213, 261876), (278, 200646), (284, 196407), (314, 177642), (417, 133764), (426, 130938), (471, 118428), (556, 100323), (628, 88821), (639, 87292), (834, 66882), (852, 65469), (942, 59214), (1251, 44588), (1278, 43646), (1413, 39476), (1668, 33441), (1884, 29607), (2502, 22294), (2556, 21823), (2826, 19738), (5004, 11147), (5652, 9869)]