61542656

素因数分解:

$2^8\times 7^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 142949184

約数和(自身を除く): 81406528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 563, 854, 896, 976, 1126, 1708, 1792, 1952, 2252, 3416, 3904, 3941, 4504, 6832, 7808, 7882, 9008, 13664, 15616, 15764, 18016, 27328, 31528, 34343, 36032, 54656, 63056, 68686, 72064, 109312, 126112, 137372, 144128, 240401, 252224, 274744, 480802, 504448, 549488, 961604, 1008896, 1098976, 1923208, 2197952, 3846416, 4395904, 7692832, 8791808, 15385664, 30771328, 61542656]

約数ペア:

[(1, 61542656), (2, 30771328), (4, 15385664), (7, 8791808), (8, 7692832), (14, 4395904), (16, 3846416), (28, 2197952), (32, 1923208), (56, 1098976), (61, 1008896), (64, 961604), (112, 549488), (122, 504448), (128, 480802), (224, 274744), (244, 252224), (256, 240401), (427, 144128), (448, 137372), (488, 126112), (563, 109312), (854, 72064), (896, 68686), (976, 63056), (1126, 54656), (1708, 36032), (1792, 34343), (1952, 31528), (2252, 27328), (3416, 18016), (3904, 15764), (3941, 15616), (4504, 13664), (6832, 9008), (7808, 7882)]