121848025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8719}}^1$

素因数の和:8785

約数の個数: 24

約数和(自身を含む): 166517120

約数和(自身を除く): 44669095

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 8719, 13975, 43595, 113347, 217975, 374917, 566735, 1874585, 2833675, 4873921, 9372925, 24369605, 121848025]

約数ペア:

[(1, 121848025), (5, 24369605), (13, 9372925), (25, 4873921), (43, 2833675), (65, 1874585), (215, 566735), (325, 374917), (559, 217975), (1075, 113347), (2795, 43595), (8719, 13975)]