80782400

素因数分解:

$2^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1741}}^1$

素因数の和:1792

約数の個数: 84

約数和(自身を含む): 205747620

約数和(自身を除く): 124965220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 145, 160, 200, 232, 290, 320, 400, 464, 580, 725, 800, 928, 1160, 1450, 1600, 1741, 1856, 2320, 2900, 3482, 4640, 5800, 6964, 8705, 9280, 11600, 13928, 17410, 23200, 27856, 34820, 43525, 46400, 50489, 55712, 69640, 87050, 100978, 111424, 139280, 174100, 201956, 252445, 278560, 348200, 403912, 504890, 557120, 696400, 807824, 1009780, 1262225, 1392800, 1615648, 2019560, 2524450, 2785600, 3231296, 4039120, 5048900, 8078240, 10097800, 16156480, 20195600, 40391200, 80782400]

約数ペア:

[(1, 80782400), (2, 40391200), (4, 20195600), (5, 16156480), (8, 10097800), (10, 8078240), (16, 5048900), (20, 4039120), (25, 3231296), (29, 2785600), (32, 2524450), (40, 2019560), (50, 1615648), (58, 1392800), (64, 1262225), (80, 1009780), (100, 807824), (116, 696400), (145, 557120), (160, 504890), (200, 403912), (232, 348200), (290, 278560), (320, 252445), (400, 201956), (464, 174100), (580, 139280), (725, 111424), (800, 100978), (928, 87050), (1160, 69640), (1450, 55712), (1600, 50489), (1741, 46400), (1856, 43525), (2320, 34820), (2900, 27856), (3482, 23200), (4640, 17410), (5800, 13928), (6964, 11600), (8705, 9280)]