718412865248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{40161721}}^1$

素因数の和:40161787

約数の個数: 48

約数和(自身を含む): 1558596107376

約数和(自身を除く): 840183242128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 8944, 17888, 40161721, 80323442, 160646884, 321293768, 522102373, 642587536, 1044204746, 1285175072, 1726954003, 2088409492, 3453908006, 4176818984, 6907816012, 8353637968, 13815632024, 16707275936, 22450402039, 27631264048, 44900804078, 55262528096, 89801608156, 179603216312, 359206432624, 718412865248]

約数ペア:

[(1, 718412865248), (2, 359206432624), (4, 179603216312), (8, 89801608156), (13, 55262528096), (16, 44900804078), (26, 27631264048), (32, 22450402039), (43, 16707275936), (52, 13815632024), (86, 8353637968), (104, 6907816012), (172, 4176818984), (208, 3453908006), (344, 2088409492), (416, 1726954003), (559, 1285175072), (688, 1044204746), (1118, 642587536), (1376, 522102373), (2236, 321293768), (4472, 160646884), (8944, 80323442), (17888, 40161721)]