30512800

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:950

約数の個数: 72

約数和(自身を含む): 76307616

約数和(自身を除く): 45794816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 887, 1075, 1376, 1720, 1774, 2150, 3440, 3548, 4300, 4435, 6880, 7096, 8600, 8870, 14192, 17200, 17740, 22175, 28384, 34400, 35480, 38141, 44350, 70960, 76282, 88700, 141920, 152564, 177400, 190705, 305128, 354800, 381410, 610256, 709600, 762820, 953525, 1220512, 1525640, 1907050, 3051280, 3814100, 6102560, 7628200, 15256400, 30512800]

約数ペア:

[(1, 30512800), (2, 15256400), (4, 7628200), (5, 6102560), (8, 3814100), (10, 3051280), (16, 1907050), (20, 1525640), (25, 1220512), (32, 953525), (40, 762820), (43, 709600), (50, 610256), (80, 381410), (86, 354800), (100, 305128), (160, 190705), (172, 177400), (200, 152564), (215, 141920), (344, 88700), (400, 76282), (430, 70960), (688, 44350), (800, 38141), (860, 35480), (887, 34400), (1075, 28384), (1376, 22175), (1720, 17740), (1774, 17200), (2150, 14192), (3440, 8870), (3548, 8600), (4300, 7096), (4435, 6880)]