68439040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13367}}^1$

素因数の和:13392

約数の個数: 44

約数和(自身を含む): 164185776

約数和(自身を除く): 95746736

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, 13367, 26734, 53468, 66835, 106936, 133670, 213872, 267340, 427744, 534680, 855488, 1069360, 1710976, 2138720, 3421952, 4277440, 6843904, 8554880, 13687808, 17109760, 34219520, 68439040]

約数ペア:

[(1, 68439040), (2, 34219520), (4, 17109760), (5, 13687808), (8, 8554880), (10, 6843904), (16, 4277440), (20, 3421952), (32, 2138720), (40, 1710976), (64, 1069360), (80, 855488), (128, 534680), (160, 427744), (256, 267340), (320, 213872), (512, 133670), (640, 106936), (1024, 66835), (1280, 53468), (2560, 26734), (5120, 13367)]