81043968

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2777}}^1$

素因数の和:2817

約数の個数: 80

約数和(自身を含む): 227351520

約数和(自身を除く): 146307552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 512, 608, 768, 912, 1216, 1536, 1824, 2432, 2777, 3648, 4864, 5554, 7296, 8331, 9728, 11108, 14592, 16662, 22216, 29184, 33324, 44432, 52763, 66648, 88864, 105526, 133296, 158289, 177728, 211052, 266592, 316578, 355456, 422104, 533184, 633156, 710912, 844208, 1066368, 1266312, 1421824, 1688416, 2132736, 2532624, 3376832, 4265472, 5065248, 6753664, 10130496, 13507328, 20260992, 27014656, 40521984, 81043968]

約数ペア:

[(1, 81043968), (2, 40521984), (3, 27014656), (4, 20260992), (6, 13507328), (8, 10130496), (12, 6753664), (16, 5065248), (19, 4265472), (24, 3376832), (32, 2532624), (38, 2132736), (48, 1688416), (57, 1421824), (64, 1266312), (76, 1066368), (96, 844208), (114, 710912), (128, 633156), (152, 533184), (192, 422104), (228, 355456), (256, 316578), (304, 266592), (384, 211052), (456, 177728), (512, 158289), (608, 133296), (768, 105526), (912, 88864), (1216, 66648), (1536, 52763), (1824, 44432), (2432, 33324), (2777, 29184), (3648, 22216), (4864, 16662), (5554, 14592), (7296, 11108), (8331, 9728)]