69981725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8209}}^1$

素因数の和:8261

約数の個数: 24

約数和(自身を含む): 97731840

約数和(自身を除く): 27750115

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8209, 8525, 41045, 90299, 205225, 254479, 451495, 1272395, 2257475, 2799269, 6361975, 13996345, 69981725]

約数ペア:

[(1, 69981725), (5, 13996345), (11, 6361975), (25, 2799269), (31, 2257475), (55, 1272395), (155, 451495), (275, 254479), (341, 205225), (775, 90299), (1705, 41045), (8209, 8525)]