71537510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2591}}^1$

素因数の和:2860

約数の個数: 32

約数和(自身を含む): 141087744

約数和(自身を除く): 69550234

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1255, 2510, 2591, 2761, 5182, 5522, 12955, 13805, 25910, 27610, 28501, 57002, 142505, 285010, 650341, 1300682, 3251705, 6503410, 7153751, 14307502, 35768755, 71537510]

約数ペア:

[(1, 71537510), (2, 35768755), (5, 14307502), (10, 7153751), (11, 6503410), (22, 3251705), (55, 1300682), (110, 650341), (251, 285010), (502, 142505), (1255, 57002), (2510, 28501), (2591, 27610), (2761, 25910), (5182, 13805), (5522, 12955)]