25454025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 23292855

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 47, 75, 83, 87, 141, 145, 225, 235, 249, 261, 415, 423, 435, 705, 725, 747, 1175, 1245, 1305, 1363, 2075, 2115, 2175, 2407, 3525, 3735, 3901, 4089, 6225, 6525, 6815, 7221, 10575, 11703, 12035, 12267, 18675, 19505, 20445, 21663, 34075, 35109, 36105, 58515, 60175, 61335, 97525, 102225, 108315, 113129, 175545, 180525, 292575, 306675, 339387, 541575, 565645, 877725, 1018161, 1696935, 2828225, 5090805, 8484675, 25454025]

約数ペア:

[(1, 25454025), (3, 8484675), (5, 5090805), (9, 2828225), (15, 1696935), (25, 1018161), (29, 877725), (45, 565645), (47, 541575), (75, 339387), (83, 306675), (87, 292575), (141, 180525), (145, 175545), (225, 113129), (235, 108315), (249, 102225), (261, 97525), (415, 61335), (423, 60175), (435, 58515), (705, 36105), (725, 35109), (747, 34075), (1175, 21663), (1245, 20445), (1305, 19505), (1363, 18675), (2075, 12267), (2115, 12035), (2175, 11703), (2407, 10575), (3525, 7221), (3735, 6815), (3901, 6525), (4089, 6225)]