51709120

素因数分解:

$2^6\times 5^1\times {\mathrm{161591}}^1$

素因数の和:161608

約数の個数: 28

約数和(自身を含む): 123133104

約数和(自身を除く): 71423984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 161591, 323182, 646364, 807955, 1292728, 1615910, 2585456, 3231820, 5170912, 6463640, 10341824, 12927280, 25854560, 51709120]

約数ペア:

[(1, 51709120), (2, 25854560), (4, 12927280), (5, 10341824), (8, 6463640), (10, 5170912), (16, 3231820), (20, 2585456), (32, 1615910), (40, 1292728), (64, 807955), (80, 646364), (160, 323182), (320, 161591)]