77975865

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 159325056

約数和(自身を除く): 81349191

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 81, 99, 115, 135, 165, 207, 253, 297, 345, 405, 495, 621, 759, 761, 891, 1035, 1265, 1485, 1863, 2277, 2283, 3105, 3795, 3805, 4455, 6831, 6849, 8371, 9315, 11385, 11415, 17503, 20493, 20547, 25113, 34155, 34245, 41855, 52509, 61641, 75339, 87515, 102465, 102735, 125565, 157527, 192533, 226017, 262545, 308205, 376695, 472581, 577599, 678051, 787635, 962665, 1130085, 1417743, 1732797, 2362905, 2887995, 3390255, 5198391, 7088715, 8663985, 15595173, 25991955, 77975865]

約数ペア:

[(1, 77975865), (3, 25991955), (5, 15595173), (9, 8663985), (11, 7088715), (15, 5198391), (23, 3390255), (27, 2887995), (33, 2362905), (45, 1732797), (55, 1417743), (69, 1130085), (81, 962665), (99, 787635), (115, 678051), (135, 577599), (165, 472581), (207, 376695), (253, 308205), (297, 262545), (345, 226017), (405, 192533), (495, 157527), (621, 125565), (759, 102735), (761, 102465), (891, 87515), (1035, 75339), (1265, 61641), (1485, 52509), (1863, 41855), (2277, 34245), (2283, 34155), (3105, 25113), (3795, 20547), (3805, 20493), (4455, 17503), (6831, 11415), (6849, 11385), (8371, 9315)]