53509225

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2$

素因数の和:84

約数の個数: 81

約数和(自身を含む): 89539191

約数和(自身を除く): 36029966

約数列:

[1, 5, 7, 11, 19, 25, 35, 49, 55, 77, 95, 121, 133, 175, 209, 245, 275, 361, 385, 475, 539, 605, 665, 847, 931, 1045, 1225, 1463, 1805, 1925, 2299, 2527, 2695, 3025, 3325, 3971, 4235, 4655, 5225, 5929, 7315, 9025, 10241, 11495, 12635, 13475, 16093, 17689, 19855, 21175, 23275, 27797, 29645, 36575, 43681, 51205, 57475, 63175, 80465, 88445, 99275, 112651, 138985, 148225, 194579, 218405, 256025, 305767, 402325, 442225, 563255, 694925, 972895, 1092025, 1528835, 2140369, 2816275, 4864475, 7644175, 10701845, 53509225]

約数ペア:

[(1, 53509225), (5, 10701845), (7, 7644175), (11, 4864475), (19, 2816275), (25, 2140369), (35, 1528835), (49, 1092025), (55, 972895), (77, 694925), (95, 563255), (121, 442225), (133, 402325), (175, 305767), (209, 256025), (245, 218405), (275, 194579), (361, 148225), (385, 138985), (475, 112651), (539, 99275), (605, 88445), (665, 80465), (847, 63175), (931, 57475), (1045, 51205), (1225, 43681), (1463, 36575), (1805, 29645), (1925, 27797), (2299, 23275), (2527, 21175), (2695, 19855), (3025, 17689), (3325, 16093), (3971, 13475), (4235, 12635), (4655, 11495), (5225, 10241), (5929, 9025)]