51217390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1399}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 105638400

約数和(自身を除く): 54421010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 523, 1046, 1399, 2615, 2798, 3661, 5230, 6995, 7322, 9793, 13990, 18305, 19586, 36610, 48965, 97930, 731677, 1463354, 3658385, 5121739, 7316770, 10243478, 25608695, 51217390]

約数ペア:

[(1, 51217390), (2, 25608695), (5, 10243478), (7, 7316770), (10, 5121739), (14, 3658385), (35, 1463354), (70, 731677), (523, 97930), (1046, 48965), (1399, 36610), (2615, 19586), (2798, 18305), (3661, 13990), (5230, 9793), (6995, 7322)]