1425325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 1982016

約数和(自身を除く): 556691

約数列:

[1, 5, 11, 25, 55, 71, 73, 275, 355, 365, 781, 803, 1775, 1825, 3905, 4015, 5183, 19525, 20075, 25915, 57013, 129575, 285065, 1425325]

約数ペア:

[(1, 1425325), (5, 285065), (11, 129575), (25, 57013), (55, 25915), (71, 20075), (73, 19525), (275, 5183), (355, 4015), (365, 3905), (781, 1825), (803, 1775)]