72777280

素因数分解:

$2^6\times 5^1\times {\mathrm{467}}^1\times {\mathrm{487}}^1$

素因数の和:971

約数の個数: 56

約数和(自身を含む): 174028608

約数和(自身を除く): 101251328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 467, 487, 934, 974, 1868, 1948, 2335, 2435, 3736, 3896, 4670, 4870, 7472, 7792, 9340, 9740, 14944, 15584, 18680, 19480, 29888, 31168, 37360, 38960, 74720, 77920, 149440, 155840, 227429, 454858, 909716, 1137145, 1819432, 2274290, 3638864, 4548580, 7277728, 9097160, 14555456, 18194320, 36388640, 72777280]

約数ペア:

[(1, 72777280), (2, 36388640), (4, 18194320), (5, 14555456), (8, 9097160), (10, 7277728), (16, 4548580), (20, 3638864), (32, 2274290), (40, 1819432), (64, 1137145), (80, 909716), (160, 454858), (320, 227429), (467, 155840), (487, 149440), (934, 77920), (974, 74720), (1868, 38960), (1948, 37360), (2335, 31168), (2435, 29888), (3736, 19480), (3896, 18680), (4670, 15584), (4870, 14944), (7472, 9740), (7792, 9340)]