71010520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{253609}}^1$

素因数の和:253627

約数の個数: 32

約数和(自身を含む): 182599200

約数和(自身を除く): 111588680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 253609, 507218, 1014436, 1268045, 1775263, 2028872, 2536090, 3550526, 5072180, 7101052, 8876315, 10144360, 14202104, 17752630, 35505260, 71010520]

約数ペア:

[(1, 71010520), (2, 35505260), (4, 17752630), (5, 14202104), (7, 10144360), (8, 8876315), (10, 7101052), (14, 5072180), (20, 3550526), (28, 2536090), (35, 2028872), (40, 1775263), (56, 1268045), (70, 1014436), (140, 507218), (280, 253609)]