27768025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 36961920

約数和(自身を除く): 9193895

約数列:

[1, 5, 19, 25, 53, 95, 265, 475, 1007, 1103, 1325, 5035, 5515, 20957, 25175, 27575, 58459, 104785, 292295, 523925, 1110721, 1461475, 5553605, 27768025]

約数ペア:

[(1, 27768025), (5, 5553605), (19, 1461475), (25, 1110721), (53, 523925), (95, 292295), (265, 104785), (475, 58459), (1007, 27575), (1103, 25175), (1325, 20957), (5035, 5515)]