4045225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 5303232

約数和(自身を除く): 1258007

約数列:

[1, 5, 25, 43, 53, 71, 215, 265, 355, 1075, 1325, 1775, 2279, 3053, 3763, 11395, 15265, 18815, 56975, 76325, 94075, 161809, 809045, 4045225]

約数ペア:

[(1, 4045225), (5, 809045), (25, 161809), (43, 94075), (53, 76325), (71, 56975), (215, 18815), (265, 15265), (355, 11395), (1075, 3763), (1325, 3053), (1775, 2279)]