85709540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{929}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 206236800

約数和(自身を除く): 120527260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 659, 929, 1318, 1858, 2636, 3295, 3716, 4613, 4645, 6503, 6590, 9226, 9290, 13006, 13180, 18452, 18580, 23065, 26012, 32515, 46130, 65030, 92260, 130060, 612211, 1224422, 2448844, 3061055, 4285477, 6122110, 8570954, 12244220, 17141908, 21427385, 42854770, 85709540]

約数ペア:

[(1, 85709540), (2, 42854770), (4, 21427385), (5, 17141908), (7, 12244220), (10, 8570954), (14, 6122110), (20, 4285477), (28, 3061055), (35, 2448844), (70, 1224422), (140, 612211), (659, 130060), (929, 92260), (1318, 65030), (1858, 46130), (2636, 32515), (3295, 26012), (3716, 23065), (4613, 18580), (4645, 18452), (6503, 13180), (6590, 13006), (9226, 9290)]