77181455

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 100972080

約数和(自身を除く): 23790625

約数列:

[1, 5, 13, 65, 169, 241, 379, 845, 1205, 1895, 3133, 4927, 15665, 24635, 40729, 64051, 91339, 203645, 320255, 456695, 1187407, 5937035, 15436291, 77181455]

約数ペア:

[(1, 77181455), (5, 15436291), (13, 5937035), (65, 1187407), (169, 456695), (241, 320255), (379, 203645), (845, 91339), (1205, 64051), (1895, 40729), (3133, 24635), (4927, 15665)]