77982580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{299933}}^1$

素因数の和:299955

約数の個数: 24

約数和(自身を含む): 176361192

約数和(自身を除く): 98378612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 299933, 599866, 1199732, 1499665, 2999330, 3899129, 5998660, 7798258, 15596516, 19495645, 38991290, 77982580]

約数ペア:

[(1, 77982580), (2, 38991290), (4, 19495645), (5, 15596516), (10, 7798258), (13, 5998660), (20, 3899129), (26, 2999330), (52, 1499665), (65, 1199732), (130, 599866), (260, 299933)]