20162048800

素因数分解:

$2^5\times 5^2\times {\mathrm{5647}}^1\times {\mathrm{4463}}^1$

素因数の和:10130

約数の個数: 72

約数和(自身を含む): 49240348416

約数和(自身を除く): 29078299616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 4463, 5647, 8926, 11294, 17852, 22315, 22588, 28235, 35704, 44630, 45176, 56470, 71408, 89260, 90352, 111575, 112940, 141175, 142816, 178520, 180704, 223150, 225880, 282350, 357040, 446300, 451760, 564700, 714080, 892600, 903520, 1129400, 1785200, 2258800, 3570400, 4517600, 25202561, 50405122, 100810244, 126012805, 201620488, 252025610, 403240976, 504051220, 630064025, 806481952, 1008102440, 1260128050, 2016204880, 2520256100, 4032409760, 5040512200, 10081024400, 20162048800]

約数ペア:

[(1, 20162048800), (2, 10081024400), (4, 5040512200), (5, 4032409760), (8, 2520256100), (10, 2016204880), (16, 1260128050), (20, 1008102440), (25, 806481952), (32, 630064025), (40, 504051220), (50, 403240976), (80, 252025610), (100, 201620488), (160, 126012805), (200, 100810244), (400, 50405122), (800, 25202561), (4463, 4517600), (5647, 3570400), (8926, 2258800), (11294, 1785200), (17852, 1129400), (22315, 903520), (22588, 892600), (28235, 714080), (35704, 564700), (44630, 451760), (45176, 446300), (56470, 357040), (71408, 282350), (89260, 225880), (90352, 223150), (111575, 180704), (112940, 178520), (141175, 142816)]