980741000

素因数分解:

$2^3\times 5^3\times {\mathrm{179}}^1\times {\mathrm{5479}}^1$

素因数の和:5679

約数の個数: 64

約数和(自身を含む): 2308176000

約数和(自身を除く): 1327435000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 179, 200, 250, 358, 500, 716, 895, 1000, 1432, 1790, 3580, 4475, 5479, 7160, 8950, 10958, 17900, 21916, 22375, 27395, 35800, 43832, 44750, 54790, 89500, 109580, 136975, 179000, 219160, 273950, 547900, 684875, 980741, 1095800, 1369750, 1961482, 2739500, 3922964, 4903705, 5479000, 7845928, 9807410, 19614820, 24518525, 39229640, 49037050, 98074100, 122592625, 196148200, 245185250, 490370500, 980741000]

約数ペア:

[(1, 980741000), (2, 490370500), (4, 245185250), (5, 196148200), (8, 122592625), (10, 98074100), (20, 49037050), (25, 39229640), (40, 24518525), (50, 19614820), (100, 9807410), (125, 7845928), (179, 5479000), (200, 4903705), (250, 3922964), (358, 2739500), (500, 1961482), (716, 1369750), (895, 1095800), (1000, 980741), (1432, 684875), (1790, 547900), (3580, 273950), (4475, 219160), (5479, 179000), (7160, 136975), (8950, 109580), (10958, 89500), (17900, 54790), (21916, 44750), (22375, 43832), (27395, 35800)]