79757975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 113965920

約数和(自身を除く): 34207945

約数列:

[1, 5, 11, 25, 29, 55, 73, 137, 145, 275, 319, 365, 685, 725, 803, 1507, 1595, 1825, 2117, 3425, 3973, 4015, 7535, 7975, 10001, 10585, 19865, 20075, 23287, 37675, 43703, 50005, 52925, 99325, 110011, 116435, 218515, 250025, 290029, 550055, 582175, 1092575, 1450145, 2750275, 3190319, 7250725, 15951595, 79757975]

約数ペア:

[(1, 79757975), (5, 15951595), (11, 7250725), (25, 3190319), (29, 2750275), (55, 1450145), (73, 1092575), (137, 582175), (145, 550055), (275, 290029), (319, 250025), (365, 218515), (685, 116435), (725, 110011), (803, 99325), (1507, 52925), (1595, 50005), (1825, 43703), (2117, 37675), (3425, 23287), (3973, 20075), (4015, 19865), (7535, 10585), (7975, 10001)]