65890825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2633}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 109742976

約数和(自身を除く): 43852151

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 2633, 3575, 5005, 13165, 18431, 25025, 28963, 34229, 65825, 92155, 144815, 171145, 202741, 239603, 376519, 460775, 724075, 855725, 1013705, 1198015, 1882595, 2635633, 5068525, 5990075, 9412975, 13178165, 65890825]

約数ペア:

[(1, 65890825), (5, 13178165), (7, 9412975), (11, 5990075), (13, 5068525), (25, 2635633), (35, 1882595), (55, 1198015), (65, 1013705), (77, 855725), (91, 724075), (143, 460775), (175, 376519), (275, 239603), (325, 202741), (385, 171145), (455, 144815), (715, 92155), (1001, 65825), (1925, 34229), (2275, 28963), (2633, 25025), (3575, 18431), (5005, 13165)]