78720476

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{449}}^1\times {\mathrm{827}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 140842800

約数和(自身を除く): 62122324

約数列:

[1, 2, 4, 53, 106, 212, 449, 827, 898, 1654, 1796, 3308, 23797, 43831, 47594, 87662, 95188, 175324, 371323, 742646, 1485292, 19680119, 39360238, 78720476]

約数ペア:

[(1, 78720476), (2, 39360238), (4, 19680119), (53, 1485292), (106, 742646), (212, 371323), (449, 175324), (827, 95188), (898, 87662), (1654, 47594), (1796, 43831), (3308, 23797)]