55857280

素因数分解:

$2^7\times 5^1\times {\mathrm{87277}}^1$

素因数の和:87296

約数の個数: 32

約数和(自身を含む): 133535340

約数和(自身を除く): 77678060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 87277, 174554, 349108, 436385, 698216, 872770, 1396432, 1745540, 2792864, 3491080, 5585728, 6982160, 11171456, 13964320, 27928640, 55857280]

約数ペア:

[(1, 55857280), (2, 27928640), (4, 13964320), (5, 11171456), (8, 6982160), (10, 5585728), (16, 3491080), (20, 2792864), (32, 1745540), (40, 1396432), (64, 872770), (80, 698216), (128, 436385), (160, 349108), (320, 174554), (640, 87277)]