80420464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2083}}^1$

素因数の和:2237

約数の個数: 40

約数和(自身を含む): 165386240

約数和(自身を除く): 84965776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 127, 152, 254, 304, 508, 1016, 2032, 2083, 2413, 4166, 4826, 8332, 9652, 16664, 19304, 33328, 38608, 39577, 79154, 158308, 264541, 316616, 529082, 633232, 1058164, 2116328, 4232656, 5026279, 10052558, 20105116, 40210232, 80420464]

約数ペア:

[(1, 80420464), (2, 40210232), (4, 20105116), (8, 10052558), (16, 5026279), (19, 4232656), (38, 2116328), (76, 1058164), (127, 633232), (152, 529082), (254, 316616), (304, 264541), (508, 158308), (1016, 79154), (2032, 39577), (2083, 38608), (2413, 33328), (4166, 19304), (4826, 16664), (8332, 9652)]