180619504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1559}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 377788320

約数和(自身を除く): 197168816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 557, 1114, 1559, 2228, 3118, 4456, 6236, 7241, 8912, 12472, 14482, 20267, 24944, 28964, 40534, 57928, 81068, 115856, 162136, 324272, 868363, 1736726, 3473452, 6946904, 11288719, 13893808, 22577438, 45154876, 90309752, 180619504]

約数ペア:

[(1, 180619504), (2, 90309752), (4, 45154876), (8, 22577438), (13, 13893808), (16, 11288719), (26, 6946904), (52, 3473452), (104, 1736726), (208, 868363), (557, 324272), (1114, 162136), (1559, 115856), (2228, 81068), (3118, 57928), (4456, 40534), (6236, 28964), (7241, 24944), (8912, 20267), (12472, 14482)]