81011584

素因数分解:

$2^7\times {\mathrm{389}}^1\times {\mathrm{1627}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 161904600

約数和(自身を除く): 80893016

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 389, 778, 1556, 1627, 3112, 3254, 6224, 6508, 12448, 13016, 24896, 26032, 49792, 52064, 104128, 208256, 632903, 1265806, 2531612, 5063224, 10126448, 20252896, 40505792, 81011584]

約数ペア:

[(1, 81011584), (2, 40505792), (4, 20252896), (8, 10126448), (16, 5063224), (32, 2531612), (64, 1265806), (128, 632903), (389, 208256), (778, 104128), (1556, 52064), (1627, 49792), (3112, 26032), (3254, 24896), (6224, 13016), (6508, 12448)]