127559680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{12457}}^1$

素因数の和:12484

約数の個数: 48

約数和(自身を含む): 306093060

約数和(自身を除く): 178533380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 12457, 24914, 49828, 62285, 99656, 124570, 199312, 249140, 398624, 498280, 797248, 996560, 1594496, 1993120, 3188992, 3986240, 6377984, 7972480, 12755968, 15944960, 25511936, 31889920, 63779840, 127559680]

約数ペア:

[(1, 127559680), (2, 63779840), (4, 31889920), (5, 25511936), (8, 15944960), (10, 12755968), (16, 7972480), (20, 6377984), (32, 3986240), (40, 3188992), (64, 1993120), (80, 1594496), (128, 996560), (160, 797248), (256, 498280), (320, 398624), (512, 249140), (640, 199312), (1024, 124570), (1280, 99656), (2048, 62285), (2560, 49828), (5120, 24914), (10240, 12457)]