72624640

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2579}}^1$

素因数の和:2613

約数の個数: 80

約数和(自身を含む): 190032480

約数和(自身を除く): 117407840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2579, 2816, 3520, 5158, 5632, 7040, 10316, 12895, 14080, 20632, 25790, 28160, 28369, 41264, 51580, 56738, 82528, 103160, 113476, 141845, 165056, 206320, 226952, 283690, 330112, 412640, 453904, 567380, 660224, 825280, 907808, 1134760, 1320448, 1650560, 1815616, 2269520, 3301120, 3631232, 4539040, 6602240, 7262464, 9078080, 14524928, 18156160, 36312320, 72624640]

約数ペア:

[(1, 72624640), (2, 36312320), (4, 18156160), (5, 14524928), (8, 9078080), (10, 7262464), (11, 6602240), (16, 4539040), (20, 3631232), (22, 3301120), (32, 2269520), (40, 1815616), (44, 1650560), (55, 1320448), (64, 1134760), (80, 907808), (88, 825280), (110, 660224), (128, 567380), (160, 453904), (176, 412640), (220, 330112), (256, 283690), (320, 226952), (352, 206320), (440, 165056), (512, 141845), (640, 113476), (704, 103160), (880, 82528), (1280, 56738), (1408, 51580), (1760, 41264), (2560, 28369), (2579, 28160), (2816, 25790), (3520, 20632), (5158, 14080), (5632, 12895), (7040, 10316)]