172900975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 239984640

約数和(自身を除く): 67083665

約数列:

[1, 5, 13, 25, 59, 65, 71, 127, 295, 325, 355, 635, 767, 923, 1475, 1651, 1775, 3175, 3835, 4189, 4615, 7493, 8255, 9017, 19175, 20945, 23075, 37465, 41275, 45085, 54457, 97409, 104725, 117221, 187325, 225425, 272285, 487045, 532003, 586105, 1361425, 2435225, 2660015, 2930525, 6916039, 13300075, 34580195, 172900975]

約数ペア:

[(1, 172900975), (5, 34580195), (13, 13300075), (25, 6916039), (59, 2930525), (65, 2660015), (71, 2435225), (127, 1361425), (295, 586105), (325, 532003), (355, 487045), (635, 272285), (767, 225425), (923, 187325), (1475, 117221), (1651, 104725), (1775, 97409), (3175, 54457), (3835, 45085), (4189, 41275), (4615, 37465), (7493, 23075), (8255, 20945), (9017, 19175)]