128450912

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{607}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 268894080

約数和(自身を除く): 140443168

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 389, 544, 607, 778, 1214, 1556, 2428, 3112, 4856, 6224, 6613, 9712, 10319, 12448, 13226, 19424, 20638, 26452, 41276, 52904, 82552, 105808, 165104, 211616, 236123, 330208, 472246, 944492, 1888984, 3777968, 4014091, 7555936, 8028182, 16056364, 32112728, 64225456, 128450912]

約数ペア:

[(1, 128450912), (2, 64225456), (4, 32112728), (8, 16056364), (16, 8028182), (17, 7555936), (32, 4014091), (34, 3777968), (68, 1888984), (136, 944492), (272, 472246), (389, 330208), (544, 236123), (607, 211616), (778, 165104), (1214, 105808), (1556, 82552), (2428, 52904), (3112, 41276), (4856, 26452), (6224, 20638), (6613, 19424), (9712, 13226), (10319, 12448)]