83760880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 223717824

約数和(自身を除く): 139956944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 373, 401, 560, 746, 802, 1492, 1604, 1865, 2005, 2611, 2807, 2984, 3208, 3730, 4010, 5222, 5614, 5968, 6416, 7460, 8020, 10444, 11228, 13055, 14035, 14920, 16040, 20888, 22456, 26110, 28070, 29840, 32080, 41776, 44912, 52220, 56140, 104440, 112280, 149573, 208880, 224560, 299146, 598292, 747865, 1047011, 1196584, 1495730, 2094022, 2393168, 2991460, 4188044, 5235055, 5982920, 8376088, 10470110, 11965840, 16752176, 20940220, 41880440, 83760880]

約数ペア:

[(1, 83760880), (2, 41880440), (4, 20940220), (5, 16752176), (7, 11965840), (8, 10470110), (10, 8376088), (14, 5982920), (16, 5235055), (20, 4188044), (28, 2991460), (35, 2393168), (40, 2094022), (56, 1495730), (70, 1196584), (80, 1047011), (112, 747865), (140, 598292), (280, 299146), (373, 224560), (401, 208880), (560, 149573), (746, 112280), (802, 104440), (1492, 56140), (1604, 52220), (1865, 44912), (2005, 41776), (2611, 32080), (2807, 29840), (2984, 28070), (3208, 26110), (3730, 22456), (4010, 20888), (5222, 16040), (5614, 14920), (5968, 14035), (6416, 13055), (7460, 11228), (8020, 10444)]