2980225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 3964032

約数和(自身を除く): 983807

約数列:

[1, 5, 23, 25, 71, 73, 115, 355, 365, 575, 1633, 1679, 1775, 1825, 5183, 8165, 8395, 25915, 40825, 41975, 119209, 129575, 596045, 2980225]

約数ペア:

[(1, 2980225), (5, 596045), (23, 129575), (25, 119209), (71, 41975), (73, 40825), (115, 25915), (355, 8395), (365, 8165), (575, 5183), (1633, 1825), (1679, 1775)]