90430925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3919}}^1$

素因数の和:4013

約数の個数: 24

約数和(自身を含む): 122492160

約数和(自身を除く): 32061235

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 923, 1775, 3919, 4615, 19595, 23075, 50947, 97975, 254735, 278249, 1273675, 1391245, 3617237, 6956225, 18086185, 90430925]

約数ペア:

[(1, 90430925), (5, 18086185), (13, 6956225), (25, 3617237), (65, 1391245), (71, 1273675), (325, 278249), (355, 254735), (923, 97975), (1775, 50947), (3919, 23075), (4615, 19595)]