85637860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55609}}^1$

素因数の和:55636

約数の個数: 48

約数和(自身を含む): 224219520

約数和(自身を除く): 138581660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 55609, 111218, 222436, 278045, 389263, 556090, 611699, 778526, 1112180, 1223398, 1557052, 1946315, 2446796, 3058495, 3892630, 4281893, 6116990, 7785260, 8563786, 12233980, 17127572, 21409465, 42818930, 85637860]

約数ペア:

[(1, 85637860), (2, 42818930), (4, 21409465), (5, 17127572), (7, 12233980), (10, 8563786), (11, 7785260), (14, 6116990), (20, 4281893), (22, 3892630), (28, 3058495), (35, 2446796), (44, 1946315), (55, 1557052), (70, 1223398), (77, 1112180), (110, 778526), (140, 611699), (154, 556090), (220, 389263), (308, 278045), (385, 222436), (770, 111218), (1540, 55609)]