2017804025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{26437}}^1$

素因数の和:26561

約数の個数: 24

約数和(自身を含む): 2596423104

約数和(自身を除く): 578619079

約数列:

[1, 5, 25, 43, 71, 215, 355, 1075, 1775, 3053, 15265, 26437, 76325, 132185, 660925, 1136791, 1877027, 5683955, 9385135, 28419775, 46925675, 80712161, 403560805, 2017804025]

約数ペア:

[(1, 2017804025), (5, 403560805), (25, 80712161), (43, 46925675), (71, 28419775), (215, 9385135), (355, 5683955), (1075, 1877027), (1775, 1136791), (3053, 660925), (15265, 132185), (26437, 76325)]