73288880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{130873}}^1$

素因数の和:130893

約数の個数: 40

約数和(自身を含む): 194740512

約数和(自身を除く): 121451632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 130873, 261746, 523492, 654365, 916111, 1046984, 1308730, 1832222, 2093968, 2617460, 3664444, 4580555, 5234920, 7328888, 9161110, 10469840, 14657776, 18322220, 36644440, 73288880]

約数ペア:

[(1, 73288880), (2, 36644440), (4, 18322220), (5, 14657776), (7, 10469840), (8, 9161110), (10, 7328888), (14, 5234920), (16, 4580555), (20, 3664444), (28, 2617460), (35, 2093968), (40, 1832222), (56, 1308730), (70, 1046984), (80, 916111), (112, 654365), (140, 523492), (280, 261746), (560, 130873)]