4984025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 6547200

約数和(自身を除く): 1563175

約数列:

[1, 5, 25, 31, 59, 109, 155, 295, 545, 775, 1475, 1829, 2725, 3379, 6431, 9145, 16895, 32155, 45725, 84475, 160775, 199361, 996805, 4984025]

約数ペア:

[(1, 4984025), (5, 996805), (25, 199361), (31, 160775), (59, 84475), (109, 45725), (155, 32155), (295, 16895), (545, 9145), (775, 6431), (1475, 3379), (1829, 2725)]