145266884

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 300048000

約数和(自身を除く): 154781116

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 281, 499, 518, 562, 998, 1036, 1124, 1967, 1996, 3493, 3934, 6986, 7868, 10397, 13972, 18463, 20794, 36926, 41588, 72779, 73852, 129241, 140219, 145558, 258482, 280438, 291116, 516964, 560876, 981533, 1963066, 3926132, 5188103, 10376206, 20752412, 36316721, 72633442, 145266884]

約数ペア:

[(1, 145266884), (2, 72633442), (4, 36316721), (7, 20752412), (14, 10376206), (28, 5188103), (37, 3926132), (74, 1963066), (148, 981533), (259, 560876), (281, 516964), (499, 291116), (518, 280438), (562, 258482), (998, 145558), (1036, 140219), (1124, 129241), (1967, 73852), (1996, 72779), (3493, 41588), (3934, 36926), (6986, 20794), (7868, 18463), (10397, 13972)]