75478725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2819}}^1$

素因数の和:2859

約数の個数: 72

約数和(自身を含む): 163650240

約数和(自身を除く): 88171515

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 525, 595, 765, 1071, 1275, 1575, 1785, 2819, 2975, 3825, 5355, 8457, 8925, 14095, 19733, 25371, 26775, 42285, 47923, 59199, 70475, 98665, 126855, 143769, 177597, 211425, 239615, 295995, 335461, 431307, 493325, 634275, 718845, 887985, 1006383, 1198075, 1479975, 1677305, 2156535, 3019149, 3594225, 4439925, 5031915, 8386525, 10782675, 15095745, 25159575, 75478725]

約数ペア:

[(1, 75478725), (3, 25159575), (5, 15095745), (7, 10782675), (9, 8386525), (15, 5031915), (17, 4439925), (21, 3594225), (25, 3019149), (35, 2156535), (45, 1677305), (51, 1479975), (63, 1198075), (75, 1006383), (85, 887985), (105, 718845), (119, 634275), (153, 493325), (175, 431307), (225, 335461), (255, 295995), (315, 239615), (357, 211425), (425, 177597), (525, 143769), (595, 126855), (765, 98665), (1071, 70475), (1275, 59199), (1575, 47923), (1785, 42285), (2819, 26775), (2975, 25371), (3825, 19733), (5355, 14095), (8457, 8925)]