1438821650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{61357}}^1$

素因数の和:61443

約数の個数: 48

約数和(自身を含む): 3104223936

約数和(自身を除く): 1665402286

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 67, 70, 134, 175, 335, 350, 469, 670, 938, 1675, 2345, 3350, 4690, 11725, 23450, 61357, 122714, 306785, 429499, 613570, 858998, 1533925, 2147495, 3067850, 4110919, 4294990, 8221838, 10737475, 20554595, 21474950, 28776433, 41109190, 57552866, 102772975, 143882165, 205545950, 287764330, 719410825, 1438821650]

約数ペア:

[(1, 1438821650), (2, 719410825), (5, 287764330), (7, 205545950), (10, 143882165), (14, 102772975), (25, 57552866), (35, 41109190), (50, 28776433), (67, 21474950), (70, 20554595), (134, 10737475), (175, 8221838), (335, 4294990), (350, 4110919), (469, 3067850), (670, 2147495), (938, 1533925), (1675, 858998), (2345, 613570), (3350, 429499), (4690, 306785), (11725, 122714), (23450, 61357)]