128112800

素因数分解:

$2^5\times 5^2\times {\mathrm{160141}}^1$

素因数の和:160161

約数の個数: 36

約数和(自身を含む): 312757326

約数和(自身を除く): 184644526

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 160141, 320282, 640564, 800705, 1281128, 1601410, 2562256, 3202820, 4003525, 5124512, 6405640, 8007050, 12811280, 16014100, 25622560, 32028200, 64056400, 128112800]

約数ペア:

[(1, 128112800), (2, 64056400), (4, 32028200), (5, 25622560), (8, 16014100), (10, 12811280), (16, 8007050), (20, 6405640), (25, 5124512), (32, 4003525), (40, 3202820), (50, 2562256), (80, 1601410), (100, 1281128), (160, 800705), (200, 640564), (400, 320282), (800, 160141)]