29980825

素因数分解:

$5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2557}}^1$

素因数の和:2641

約数の個数: 24

約数和(自身を含む): 43138112

約数和(自身を除く): 13157287

約数列:

[1, 5, 7, 25, 35, 67, 175, 335, 469, 1675, 2345, 2557, 11725, 12785, 17899, 63925, 89495, 171319, 447475, 856595, 1199233, 4282975, 5996165, 29980825]

約数ペア:

[(1, 29980825), (5, 5996165), (7, 4282975), (25, 1199233), (35, 856595), (67, 447475), (175, 171319), (335, 89495), (469, 63925), (1675, 17899), (2345, 12785), (2557, 11725)]