64116020

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{5179}}^1$

素因数の和:5807

約数の個数: 24

約数和(自身を含む): 134887200

約数和(自身を除く): 70771180

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 5179, 6190, 10358, 12380, 20716, 25895, 51790, 103580, 3205801, 6411602, 12823204, 16029005, 32058010, 64116020]

約数ペア:

[(1, 64116020), (2, 32058010), (4, 16029005), (5, 12823204), (10, 6411602), (20, 3205801), (619, 103580), (1238, 51790), (2476, 25895), (3095, 20716), (5179, 12380), (6190, 10358)]