1201609825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 1644408640

約数和(自身を除く): 442798815

約数列:

[1, 5, 13, 25, 65, 67, 139, 325, 335, 397, 695, 871, 1675, 1807, 1985, 3475, 4355, 5161, 9035, 9313, 9925, 21775, 25805, 26599, 45175, 46565, 55183, 121069, 129025, 132995, 232825, 275915, 345787, 605345, 664975, 717379, 1379575, 1728935, 3026725, 3586895, 3697261, 8644675, 17934475, 18486305, 48064393, 92431525, 240321965, 1201609825]

約数ペア:

[(1, 1201609825), (5, 240321965), (13, 92431525), (25, 48064393), (65, 18486305), (67, 17934475), (139, 8644675), (325, 3697261), (335, 3586895), (397, 3026725), (695, 1728935), (871, 1379575), (1675, 717379), (1807, 664975), (1985, 605345), (3475, 345787), (4355, 275915), (5161, 232825), (9035, 132995), (9313, 129025), (9925, 121069), (21775, 55183), (25805, 46565), (26599, 45175)]