61998080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{12109}}^1$

素因数の和:12134

約数の個数: 44

約数和(自身を含む): 148735020

約数和(自身を除く): 86736940

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, 12109, 24218, 48436, 60545, 96872, 121090, 193744, 242180, 387488, 484360, 774976, 968720, 1549952, 1937440, 3099904, 3874880, 6199808, 7749760, 12399616, 15499520, 30999040, 61998080]

約数ペア:

[(1, 61998080), (2, 30999040), (4, 15499520), (5, 12399616), (8, 7749760), (10, 6199808), (16, 3874880), (20, 3099904), (32, 1937440), (40, 1549952), (64, 968720), (80, 774976), (128, 484360), (160, 387488), (256, 242180), (320, 193744), (512, 121090), (640, 96872), (1024, 60545), (1280, 48436), (2560, 24218), (5120, 12109)]