61864275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 119336112

約数和(自身を除く): 57471837

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 121, 165, 187, 255, 275, 363, 401, 425, 561, 605, 825, 935, 1203, 1275, 1815, 2005, 2057, 2805, 3025, 4411, 4675, 6015, 6171, 6817, 9075, 10025, 10285, 13233, 14025, 20451, 22055, 30075, 30855, 34085, 48521, 51425, 66165, 74987, 102255, 110275, 145563, 154275, 170425, 224961, 242605, 330825, 374935, 511275, 727815, 824857, 1124805, 1213025, 1874675, 2474571, 3639075, 4124285, 5624025, 12372855, 20621425, 61864275]

約数ペア:

[(1, 61864275), (3, 20621425), (5, 12372855), (11, 5624025), (15, 4124285), (17, 3639075), (25, 2474571), (33, 1874675), (51, 1213025), (55, 1124805), (75, 824857), (85, 727815), (121, 511275), (165, 374935), (187, 330825), (255, 242605), (275, 224961), (363, 170425), (401, 154275), (425, 145563), (561, 110275), (605, 102255), (825, 74987), (935, 66165), (1203, 51425), (1275, 48521), (1815, 34085), (2005, 30855), (2057, 30075), (2805, 22055), (3025, 20451), (4411, 14025), (4675, 13233), (6015, 10285), (6171, 10025), (6817, 9075)]