80727808

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2413

約数の個数: 72

約数和(自身を含む): 193934720

約数和(自身を除く): 113206912

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, 2371, 2432, 4256, 4742, 4864, 8512, 9484, 16597, 17024, 18968, 33194, 34048, 37936, 45049, 66388, 75872, 90098, 132776, 151744, 180196, 265552, 303488, 315343, 360392, 531104, 606976, 630686, 720784, 1062208, 1261372, 1441568, 2124416, 2522744, 2883136, 4248832, 5045488, 5766272, 10090976, 11532544, 20181952, 40363904, 80727808]

約数ペア:

[(1, 80727808), (2, 40363904), (4, 20181952), (7, 11532544), (8, 10090976), (14, 5766272), (16, 5045488), (19, 4248832), (28, 2883136), (32, 2522744), (38, 2124416), (56, 1441568), (64, 1261372), (76, 1062208), (112, 720784), (128, 630686), (133, 606976), (152, 531104), (224, 360392), (256, 315343), (266, 303488), (304, 265552), (448, 180196), (532, 151744), (608, 132776), (896, 90098), (1064, 75872), (1216, 66388), (1792, 45049), (2128, 37936), (2371, 34048), (2432, 33194), (4256, 18968), (4742, 17024), (4864, 16597), (8512, 9484)]