170912225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{739}}^1$

素因数の和:818

約数の個数: 36

約数和(自身を含む): 239768880

約数和(自身を除く): 68856655

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 739, 841, 1595, 3695, 4205, 7975, 8129, 9251, 18475, 21025, 21431, 40645, 46255, 107155, 203225, 231275, 235741, 535775, 621499, 1178705, 3107495, 5893525, 6836489, 15537475, 34182445, 170912225]

約数ペア:

[(1, 170912225), (5, 34182445), (11, 15537475), (25, 6836489), (29, 5893525), (55, 3107495), (145, 1178705), (275, 621499), (319, 535775), (725, 235741), (739, 231275), (841, 203225), (1595, 107155), (3695, 46255), (4205, 40645), (7975, 21431), (8129, 21025), (9251, 18475)]