81641612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54139}}^1$

素因数の和:54185

約数の個数: 24

約数和(自身を含む): 159171600

約数和(自身を除く): 77529988

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 54139, 108278, 216556, 703807, 1407614, 1570031, 2815228, 3140062, 6280124, 20410403, 40820806, 81641612]

約数ペア:

[(1, 81641612), (2, 40820806), (4, 20410403), (13, 6280124), (26, 3140062), (29, 2815228), (52, 1570031), (58, 1407614), (116, 703807), (377, 216556), (754, 108278), (1508, 54139)]