71178728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16883}}^1$

素因数の和:16937

約数の個数: 32

約数和(自身を含む): 145877760

約数和(自身を除く): 74699032

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 16883, 33766, 67532, 135064, 287011, 523373, 574022, 1046746, 1148044, 2093492, 2296088, 4186984, 8897341, 17794682, 35589364, 71178728]

約数ペア:

[(1, 71178728), (2, 35589364), (4, 17794682), (8, 8897341), (17, 4186984), (31, 2296088), (34, 2093492), (62, 1148044), (68, 1046746), (124, 574022), (136, 523373), (248, 287011), (527, 135064), (1054, 67532), (2108, 33766), (4216, 16883)]