90485408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{491}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 192671136

約数和(自身を除く): 102185728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 443, 491, 886, 982, 1772, 1964, 3544, 3928, 5759, 6383, 7088, 7856, 11518, 12766, 14176, 15712, 23036, 25532, 46072, 51064, 92144, 102128, 184288, 204256, 217513, 435026, 870052, 1740104, 2827669, 3480208, 5655338, 6960416, 11310676, 22621352, 45242704, 90485408]

約数ペア:

[(1, 90485408), (2, 45242704), (4, 22621352), (8, 11310676), (13, 6960416), (16, 5655338), (26, 3480208), (32, 2827669), (52, 1740104), (104, 870052), (208, 435026), (416, 217513), (443, 204256), (491, 184288), (886, 102128), (982, 92144), (1772, 51064), (1964, 46072), (3544, 25532), (3928, 23036), (5759, 15712), (6383, 14176), (7088, 12766), (7856, 11518)]