20180147800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{10369}}^1$

素因数の和:10685

約数の個数: 96

約数和(自身を含む): 48374805600

約数和(自身を除く): 28194657800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 263, 296, 370, 526, 740, 925, 1052, 1315, 1480, 1850, 2104, 2630, 3700, 5260, 6575, 7400, 9731, 10369, 10520, 13150, 19462, 20738, 26300, 38924, 41476, 48655, 51845, 52600, 77848, 82952, 97310, 103690, 194620, 207380, 243275, 259225, 383653, 389240, 414760, 486550, 518450, 767306, 973100, 1036900, 1534612, 1918265, 1946200, 2073800, 2727047, 3069224, 3836530, 5454094, 7673060, 9591325, 10908188, 13635235, 15346120, 19182650, 21816376, 27270470, 38365300, 54540940, 68176175, 76730600, 100900739, 109081880, 136352350, 201801478, 272704700, 403602956, 504503695, 545409400, 807205912, 1009007390, 2018014780, 2522518475, 4036029560, 5045036950, 10090073900, 20180147800]

約数ペア:

[(1, 20180147800), (2, 10090073900), (4, 5045036950), (5, 4036029560), (8, 2522518475), (10, 2018014780), (20, 1009007390), (25, 807205912), (37, 545409400), (40, 504503695), (50, 403602956), (74, 272704700), (100, 201801478), (148, 136352350), (185, 109081880), (200, 100900739), (263, 76730600), (296, 68176175), (370, 54540940), (526, 38365300), (740, 27270470), (925, 21816376), (1052, 19182650), (1315, 15346120), (1480, 13635235), (1850, 10908188), (2104, 9591325), (2630, 7673060), (3700, 5454094), (5260, 3836530), (6575, 3069224), (7400, 2727047), (9731, 2073800), (10369, 1946200), (10520, 1918265), (13150, 1534612), (19462, 1036900), (20738, 973100), (26300, 767306), (38924, 518450), (41476, 486550), (48655, 414760), (51845, 389240), (52600, 383653), (77848, 259225), (82952, 243275), (97310, 207380), (103690, 194620)]