64876728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4339}}^1$

素因数の和:4444

約数の個数: 64

約数和(自身を含む): 187488000

約数和(自身を除く): 122611272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 89, 168, 178, 267, 356, 534, 623, 712, 1068, 1246, 1869, 2136, 2492, 3738, 4339, 4984, 7476, 8678, 13017, 14952, 17356, 26034, 30373, 34712, 52068, 60746, 91119, 104136, 121492, 182238, 242984, 364476, 386171, 728952, 772342, 1158513, 1544684, 2317026, 2703197, 3089368, 4634052, 5406394, 8109591, 9268104, 10812788, 16219182, 21625576, 32438364, 64876728]

約数ペア:

[(1, 64876728), (2, 32438364), (3, 21625576), (4, 16219182), (6, 10812788), (7, 9268104), (8, 8109591), (12, 5406394), (14, 4634052), (21, 3089368), (24, 2703197), (28, 2317026), (42, 1544684), (56, 1158513), (84, 772342), (89, 728952), (168, 386171), (178, 364476), (267, 242984), (356, 182238), (534, 121492), (623, 104136), (712, 91119), (1068, 60746), (1246, 52068), (1869, 34712), (2136, 30373), (2492, 26034), (3738, 17356), (4339, 14952), (4984, 13017), (7476, 8678)]