86779520

素因数分解:

$2^7\times 5^1\times {\mathrm{135593}}^1$

素因数の和:135612

約数の個数: 32

約数和(自身を含む): 207458820

約数和(自身を除く): 120679300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 135593, 271186, 542372, 677965, 1084744, 1355930, 2169488, 2711860, 4338976, 5423720, 8677952, 10847440, 17355904, 21694880, 43389760, 86779520]

約数ペア:

[(1, 86779520), (2, 43389760), (4, 21694880), (5, 17355904), (8, 10847440), (10, 8677952), (16, 5423720), (20, 4338976), (32, 2711860), (40, 2169488), (64, 1355930), (80, 1084744), (128, 677965), (160, 542372), (320, 271186), (640, 135593)]