71644325

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 90994176

約数和(自身を除く): 19349851

約数列:

[1, 5, 25, 71, 181, 223, 355, 905, 1115, 1775, 4525, 5575, 12851, 15833, 40363, 64255, 79165, 201815, 321275, 395825, 1009075, 2865773, 14328865, 71644325]

約数ペア:

[(1, 71644325), (5, 14328865), (25, 2865773), (71, 1009075), (181, 395825), (223, 321275), (355, 201815), (905, 79165), (1115, 64255), (1775, 40363), (4525, 15833), (5575, 12851)]