68147975

素因数分解:

$5^2\times 7^2\times {\mathrm{55631}}^1$

素因数の和:55655

約数の個数: 18

約数和(自身を含む): 98301744

約数和(自身を除く): 30153769

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 55631, 278155, 389417, 1390775, 1947085, 2725919, 9735425, 13629595, 68147975]

約数ペア:

[(1, 68147975), (5, 13629595), (7, 9735425), (25, 2725919), (35, 1947085), (49, 1390775), (175, 389417), (245, 278155), (1225, 55631)]