55220825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1457

約数の個数: 24

約数和(自身を含む): 75233280

約数和(自身を除く): 20012455

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1279, 1727, 3925, 6395, 8635, 14069, 31975, 43175, 70345, 200803, 351725, 1004015, 2208833, 5020075, 11044165, 55220825]

約数ペア:

[(1, 55220825), (5, 11044165), (11, 5020075), (25, 2208833), (55, 1004015), (157, 351725), (275, 200803), (785, 70345), (1279, 43175), (1727, 31975), (3925, 14069), (6395, 8635)]