40515605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20107}}^1$

素因数の和:20156

約数の個数: 16

約数和(自身を含む): 54050304

約数和(自身を除く): 13534699

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 20107, 100535, 261391, 623317, 1306955, 3116585, 8103121, 40515605]

約数ペア:

[(1, 40515605), (5, 8103121), (13, 3116585), (31, 1306955), (65, 623317), (155, 261391), (403, 100535), (2015, 20107)]