27768325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 37962848

約数和(自身を除く): 10194523

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 1987, 2795, 9935, 13975, 25831, 49675, 85441, 129155, 427205, 645775, 1110733, 2136025, 5553665, 27768325]

約数ペア:

[(1, 27768325), (5, 5553665), (13, 2136025), (25, 1110733), (43, 645775), (65, 427205), (215, 129155), (325, 85441), (559, 49675), (1075, 25831), (1987, 13975), (2795, 9935)]