201755344640

素因数分解:

$2^8\times 5^1\times {\mathrm{193}}^1\times {\mathrm{816691}}^1$

素因数の和:816905

約数の個数: 72

約数和(自身を含む): 485771668368

約数和(自身を除く): 284016323728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 320, 386, 640, 772, 965, 1280, 1544, 1930, 3088, 3860, 6176, 7720, 12352, 15440, 24704, 30880, 49408, 61760, 123520, 247040, 816691, 1633382, 3266764, 4083455, 6533528, 8166910, 13067056, 16333820, 26134112, 32667640, 52268224, 65335280, 104536448, 130670560, 157621363, 209072896, 261341120, 315242726, 522682240, 630485452, 788106815, 1045364480, 1260970904, 1576213630, 2521941808, 3152427260, 5043883616, 6304854520, 10087767232, 12609709040, 20175534464, 25219418080, 40351068928, 50438836160, 100877672320, 201755344640]

約数ペア:

[(1, 201755344640), (2, 100877672320), (4, 50438836160), (5, 40351068928), (8, 25219418080), (10, 20175534464), (16, 12609709040), (20, 10087767232), (32, 6304854520), (40, 5043883616), (64, 3152427260), (80, 2521941808), (128, 1576213630), (160, 1260970904), (193, 1045364480), (256, 788106815), (320, 630485452), (386, 522682240), (640, 315242726), (772, 261341120), (965, 209072896), (1280, 157621363), (1544, 130670560), (1930, 104536448), (3088, 65335280), (3860, 52268224), (6176, 32667640), (7720, 26134112), (12352, 16333820), (15440, 13067056), (24704, 8166910), (30880, 6533528), (49408, 4083455), (61760, 3266764), (123520, 1633382), (247040, 816691)]