671330275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1259}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 1042433280

約数和(自身を除く): 371103005

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 277, 385, 1259, 1385, 1925, 1939, 3047, 6295, 6925, 8813, 9695, 13849, 15235, 21329, 31475, 44065, 48475, 69245, 76175, 96943, 106645, 220325, 346225, 348743, 484715, 533225, 1743715, 2423575, 2441201, 3836173, 8718575, 12206005, 19180865, 26853211, 61030025, 95904325, 134266055, 671330275]

約数ペア:

[(1, 671330275), (5, 134266055), (7, 95904325), (11, 61030025), (25, 26853211), (35, 19180865), (55, 12206005), (77, 8718575), (175, 3836173), (275, 2441201), (277, 2423575), (385, 1743715), (1259, 533225), (1385, 484715), (1925, 348743), (1939, 346225), (3047, 220325), (6295, 106645), (6925, 96943), (8813, 76175), (9695, 69245), (13849, 48475), (15235, 44065), (21329, 31475)]