49904816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3581}}^1$

素因数の和:3669

約数の個数: 40

約数和(自身を含む): 105711984

約数和(自身を除く): 55807168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 3581, 6968, 7162, 13936, 14324, 28648, 46553, 57296, 93106, 186212, 239927, 372424, 479854, 744848, 959708, 1919416, 3119051, 3838832, 6238102, 12476204, 24952408, 49904816]

約数ペア:

[(1, 49904816), (2, 24952408), (4, 12476204), (8, 6238102), (13, 3838832), (16, 3119051), (26, 1919416), (52, 959708), (67, 744848), (104, 479854), (134, 372424), (208, 239927), (268, 186212), (536, 93106), (871, 57296), (1072, 46553), (1742, 28648), (3484, 14324), (3581, 13936), (6968, 7162)]