90209332

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1823}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 160876800

約数和(自身を除く): 70667468

約数列:

[1, 2, 4, 89, 139, 178, 278, 356, 556, 1823, 3646, 7292, 12371, 24742, 49484, 162247, 253397, 324494, 506794, 648988, 1013588, 22552333, 45104666, 90209332]

約数ペア:

[(1, 90209332), (2, 45104666), (4, 22552333), (89, 1013588), (139, 648988), (178, 506794), (278, 324494), (356, 253397), (556, 162247), (1823, 49484), (3646, 24742), (7292, 12371)]