64997590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10433}}^1$

素因数の和:10536

約数の個数: 32

約数和(自身を含む): 135224640

約数和(自身を除く): 70227050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 10433, 20866, 52165, 73031, 104330, 146062, 365155, 730310, 928537, 1857074, 4642685, 6499759, 9285370, 12999518, 32498795, 64997590]

約数ペア:

[(1, 64997590), (2, 32498795), (5, 12999518), (7, 9285370), (10, 6499759), (14, 4642685), (35, 1857074), (70, 928537), (89, 730310), (178, 365155), (445, 146062), (623, 104330), (890, 73031), (1246, 52165), (3115, 20866), (6230, 10433)]