80612864

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2090

約数の個数: 40

約数和(自身を含む): 163188960

約数和(自身を除く): 82576096

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 1993, 2528, 3986, 5056, 7972, 10112, 15944, 20224, 31888, 40448, 63776, 127552, 157447, 255104, 314894, 510208, 629788, 1020416, 1259576, 2519152, 5038304, 10076608, 20153216, 40306432, 80612864]

約数ペア:

[(1, 80612864), (2, 40306432), (4, 20153216), (8, 10076608), (16, 5038304), (32, 2519152), (64, 1259576), (79, 1020416), (128, 629788), (158, 510208), (256, 314894), (316, 255104), (512, 157447), (632, 127552), (1264, 63776), (1993, 40448), (2528, 31888), (3986, 20224), (5056, 15944), (7972, 10112)]