80575825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7919}}^1$

素因数の和:7977

約数の個数: 24

約数和(自身を含む): 111957120

約数和(自身を除く): 31381295

約数列:

[1, 5, 11, 25, 37, 55, 185, 275, 407, 925, 2035, 7919, 10175, 39595, 87109, 197975, 293003, 435545, 1465015, 2177725, 3223033, 7325075, 16115165, 80575825]

約数ペア:

[(1, 80575825), (5, 16115165), (11, 7325075), (25, 3223033), (37, 2177725), (55, 1465015), (185, 435545), (275, 293003), (407, 197975), (925, 87109), (2035, 39595), (7919, 10175)]