1728244225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 2327529600

約数和(自身を除く): 599285375

約数列:

[1, 5, 17, 25, 59, 85, 157, 295, 425, 439, 785, 1003, 1475, 2195, 2669, 3925, 5015, 7463, 9263, 10975, 13345, 25075, 25901, 37315, 46315, 66725, 68923, 129505, 157471, 186575, 231575, 344615, 440317, 647525, 787355, 1171691, 1723075, 2201585, 3936775, 4066457, 5858455, 11007925, 20332285, 29292275, 69129769, 101661425, 345648845, 1728244225]

約数ペア:

[(1, 1728244225), (5, 345648845), (17, 101661425), (25, 69129769), (59, 29292275), (85, 20332285), (157, 11007925), (295, 5858455), (425, 4066457), (439, 3936775), (785, 2201585), (1003, 1723075), (1475, 1171691), (2195, 787355), (2669, 647525), (3925, 440317), (5015, 344615), (7463, 231575), (9263, 186575), (10975, 157471), (13345, 129505), (25075, 68923), (25901, 66725), (37315, 46315)]