8136245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 11176704

約数和(自身を除く): 3040459

約数列:

[1, 5, 13, 41, 43, 65, 71, 205, 215, 355, 533, 559, 923, 1763, 2665, 2795, 2911, 3053, 4615, 8815, 14555, 15265, 22919, 37843, 39689, 114595, 125173, 189215, 198445, 625865, 1627249, 8136245]

約数ペア:

[(1, 8136245), (5, 1627249), (13, 625865), (41, 198445), (43, 189215), (65, 125173), (71, 114595), (205, 39689), (215, 37843), (355, 22919), (533, 15265), (559, 14555), (923, 8815), (1763, 4615), (2665, 3053), (2795, 2911)]