78850460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{303271}}^1$

素因数の和:303293

約数の個数: 24

約数和(自身を含む): 178323936

約数和(自身を除く): 99473476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 303271, 606542, 1213084, 1516355, 3032710, 3942523, 6065420, 7885046, 15770092, 19712615, 39425230, 78850460]

約数ペア:

[(1, 78850460), (2, 39425230), (4, 19712615), (5, 15770092), (10, 7885046), (13, 6065420), (20, 3942523), (26, 3032710), (52, 1516355), (65, 1213084), (130, 606542), (260, 303271)]