71280055

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26449}}^1$

素因数の和:26479

約数の個数: 24

約数和(自身を含む): 108550800

約数和(自身を除く): 37270745

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 26449, 132245, 185143, 290939, 925715, 1296001, 1454695, 2036573, 6480005, 10182865, 14256011, 71280055]

約数ペア:

[(1, 71280055), (5, 14256011), (7, 10182865), (11, 6480005), (35, 2036573), (49, 1454695), (55, 1296001), (77, 925715), (245, 290939), (385, 185143), (539, 132245), (2695, 26449)]