890484175

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 1291917312

約数和(自身を除く): 401433137

約数列:

[1, 5, 7, 25, 35, 83, 101, 175, 415, 505, 581, 607, 707, 2075, 2525, 2905, 3035, 3535, 4249, 8383, 14525, 15175, 17675, 21245, 41915, 50381, 58681, 61307, 106225, 209575, 251905, 293405, 306535, 352667, 429149, 1259525, 1467025, 1532675, 1763335, 2145745, 5088481, 8816675, 10728725, 25442405, 35619367, 127212025, 178096835, 890484175]

約数ペア:

[(1, 890484175), (5, 178096835), (7, 127212025), (25, 35619367), (35, 25442405), (83, 10728725), (101, 8816675), (175, 5088481), (415, 2145745), (505, 1763335), (581, 1532675), (607, 1467025), (707, 1259525), (2075, 429149), (2525, 352667), (2905, 306535), (3035, 293405), (3535, 251905), (4249, 209575), (8383, 106225), (14525, 61307), (15175, 58681), (17675, 50381), (21245, 41915)]