72109120

素因数分解:

$2^6\times 5^1\times {\mathrm{225341}}^1$

素因数の和:225358

約数の個数: 28

約数和(自身を含む): 171710604

約数和(自身を除く): 99601484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 225341, 450682, 901364, 1126705, 1802728, 2253410, 3605456, 4506820, 7210912, 9013640, 14421824, 18027280, 36054560, 72109120]

約数ペア:

[(1, 72109120), (2, 36054560), (4, 18027280), (5, 14421824), (8, 9013640), (10, 7210912), (16, 4506820), (20, 3605456), (32, 2253410), (40, 1802728), (64, 1126705), (80, 901364), (160, 450682), (320, 225341)]