1995890455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{5717}}^1$

素因数の和:5907

約数の個数: 32

約数和(自身を含む): 2662849728

約数和(自身を除く): 666959273

約数列:

[1, 5, 13, 41, 65, 131, 205, 533, 655, 1703, 2665, 5371, 5717, 8515, 26855, 28585, 69823, 74321, 234397, 349115, 371605, 748927, 1171985, 3047161, 3744635, 9736051, 15235805, 30706007, 48680255, 153530035, 399178091, 1995890455]

約数ペア:

[(1, 1995890455), (5, 399178091), (13, 153530035), (41, 48680255), (65, 30706007), (131, 15235805), (205, 9736051), (533, 3744635), (655, 3047161), (1703, 1171985), (2665, 748927), (5371, 371605), (5717, 349115), (8515, 234397), (26855, 74321), (28585, 69823)]