49863680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{9739}}^1$

素因数の和:9764

約数の個数: 44

約数和(自身を含む): 119626680

約数和(自身を除く): 69763000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 9739, 19478, 38956, 48695, 77912, 97390, 155824, 194780, 311648, 389560, 623296, 779120, 1246592, 1558240, 2493184, 3116480, 4986368, 6232960, 9972736, 12465920, 24931840, 49863680]

約数ペア:

[(1, 49863680), (2, 24931840), (4, 12465920), (5, 9972736), (8, 6232960), (10, 4986368), (16, 3116480), (20, 2493184), (32, 1558240), (40, 1246592), (64, 779120), (80, 623296), (128, 389560), (160, 311648), (256, 194780), (320, 155824), (512, 97390), (640, 77912), (1024, 48695), (1280, 38956), (2560, 19478), (5120, 9739)]