72633428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 153753600

約数和(自身を除く): 81120172

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 311, 439, 532, 622, 878, 1244, 1756, 2177, 3073, 4354, 5909, 6146, 8341, 8708, 11818, 12292, 16682, 23636, 33364, 41363, 58387, 82726, 116774, 136529, 165452, 233548, 273058, 546116, 955703, 1911406, 2594051, 3822812, 5188102, 10376204, 18158357, 36316714, 72633428]

約数ペア:

[(1, 72633428), (2, 36316714), (4, 18158357), (7, 10376204), (14, 5188102), (19, 3822812), (28, 2594051), (38, 1911406), (76, 955703), (133, 546116), (266, 273058), (311, 233548), (439, 165452), (532, 136529), (622, 116774), (878, 82726), (1244, 58387), (1756, 41363), (2177, 33364), (3073, 23636), (4354, 16682), (5909, 12292), (6146, 11818), (8341, 8708)]