199916032

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 419372712

約数和(自身を除く): 219456680

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 122, 128, 148, 173, 244, 256, 296, 346, 488, 512, 592, 692, 976, 1184, 1384, 1952, 2257, 2368, 2768, 3904, 4514, 4736, 5536, 6401, 7808, 9028, 9472, 10553, 11072, 12802, 15616, 18056, 18944, 21106, 22144, 25604, 31232, 36112, 42212, 44288, 51208, 72224, 84424, 88576, 102416, 144448, 168848, 204832, 288896, 337696, 390461, 409664, 577792, 675392, 780922, 819328, 1155584, 1350784, 1561844, 1638656, 2701568, 3123688, 3277312, 5403136, 6247376, 12494752, 24989504, 49979008, 99958016, 199916032]

約数ペア:

[(1, 199916032), (2, 99958016), (4, 49979008), (8, 24989504), (16, 12494752), (32, 6247376), (37, 5403136), (61, 3277312), (64, 3123688), (74, 2701568), (122, 1638656), (128, 1561844), (148, 1350784), (173, 1155584), (244, 819328), (256, 780922), (296, 675392), (346, 577792), (488, 409664), (512, 390461), (592, 337696), (692, 288896), (976, 204832), (1184, 168848), (1384, 144448), (1952, 102416), (2257, 88576), (2368, 84424), (2768, 72224), (3904, 51208), (4514, 44288), (4736, 42212), (5536, 36112), (6401, 31232), (7808, 25604), (9028, 22144), (9472, 21106), (10553, 18944), (11072, 18056), (12802, 15616)]