22391975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 32140800

約数和(自身を除く): 9748825

約数列:

[1, 5, 17, 19, 25, 47, 59, 85, 95, 235, 295, 323, 425, 475, 799, 893, 1003, 1121, 1175, 1475, 1615, 2773, 3995, 4465, 5015, 5605, 8075, 13865, 15181, 19057, 19975, 22325, 25075, 28025, 47141, 52687, 69325, 75905, 95285, 235705, 263435, 379525, 476425, 895679, 1178525, 1317175, 4478395, 22391975]

約数ペア:

[(1, 22391975), (5, 4478395), (17, 1317175), (19, 1178525), (25, 895679), (47, 476425), (59, 379525), (85, 263435), (95, 235705), (235, 95285), (295, 75905), (323, 69325), (425, 52687), (475, 47141), (799, 28025), (893, 25075), (1003, 22325), (1121, 19975), (1175, 19057), (1475, 15181), (1615, 13865), (2773, 8075), (3995, 5605), (4465, 5015)]