65981556

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 178161984

約数和(自身を除く): 112180428

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 131, 153, 204, 262, 306, 393, 524, 612, 786, 823, 1179, 1572, 1646, 2227, 2358, 2469, 3292, 4454, 4716, 4938, 6681, 7407, 8908, 9876, 13362, 13991, 14814, 20043, 26724, 27982, 29628, 40086, 41973, 55964, 80172, 83946, 107813, 125919, 167892, 215626, 251838, 323439, 431252, 503676, 646878, 970317, 1293756, 1832821, 1940634, 3665642, 3881268, 5498463, 7331284, 10996926, 16495389, 21993852, 32990778, 65981556]

約数ペア:

[(1, 65981556), (2, 32990778), (3, 21993852), (4, 16495389), (6, 10996926), (9, 7331284), (12, 5498463), (17, 3881268), (18, 3665642), (34, 1940634), (36, 1832821), (51, 1293756), (68, 970317), (102, 646878), (131, 503676), (153, 431252), (204, 323439), (262, 251838), (306, 215626), (393, 167892), (524, 125919), (612, 107813), (786, 83946), (823, 80172), (1179, 55964), (1572, 41973), (1646, 40086), (2227, 29628), (2358, 27982), (2469, 26724), (3292, 20043), (4454, 14814), (4716, 13991), (4938, 13362), (6681, 9876), (7407, 8908)]