1688678656

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{49597}}^1$

素因数の和:49639

約数の個数: 72

約数和(自身を含む): 4055132480

約数和(自身を除く): 2366453824

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8512, 17024, 34048, 49597, 99194, 198388, 347179, 396776, 694358, 793552, 942343, 1388716, 1587104, 1884686, 2777432, 3174208, 3769372, 5554864, 6348416, 6596401, 7538744, 11109728, 12696832, 13192802, 15077488, 22219456, 26385604, 30154976, 44438912, 52771208, 60309952, 88877824, 105542416, 120619904, 211084832, 241239808, 422169664, 844339328, 1688678656]

約数ペア:

[(1, 1688678656), (2, 844339328), (4, 422169664), (7, 241239808), (8, 211084832), (14, 120619904), (16, 105542416), (19, 88877824), (28, 60309952), (32, 52771208), (38, 44438912), (56, 30154976), (64, 26385604), (76, 22219456), (112, 15077488), (128, 13192802), (133, 12696832), (152, 11109728), (224, 7538744), (256, 6596401), (266, 6348416), (304, 5554864), (448, 3769372), (532, 3174208), (608, 2777432), (896, 1884686), (1064, 1587104), (1216, 1388716), (1792, 942343), (2128, 793552), (2432, 694358), (4256, 396776), (4864, 347179), (8512, 198388), (17024, 99194), (34048, 49597)]