54768025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:3985

約数の個数: 24

約数和(自身を含む): 74856320

約数和(自身を除く): 20088295

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 3919, 13975, 19595, 50947, 97975, 168517, 254735, 842585, 1273675, 2190721, 4212925, 10953605, 54768025]

約数ペア:

[(1, 54768025), (5, 10953605), (13, 4212925), (25, 2190721), (43, 1273675), (65, 842585), (215, 254735), (325, 168517), (559, 97975), (1075, 50947), (2795, 19595), (3919, 13975)]