259596544

素因数分解:

$2^8\times {\mathrm{19}}^2\times {\mathrm{53}}^2$

素因数の和:160

約数の個数: 81

約数和(自身を含む): 557400333

約数和(自身を除く): 297803789

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 128, 152, 212, 256, 304, 361, 424, 608, 722, 848, 1007, 1216, 1444, 1696, 2014, 2432, 2809, 2888, 3392, 4028, 4864, 5618, 5776, 6784, 8056, 11236, 11552, 13568, 16112, 19133, 22472, 23104, 32224, 38266, 44944, 46208, 53371, 64448, 76532, 89888, 92416, 106742, 128896, 153064, 179776, 213484, 257792, 306128, 359552, 426968, 612256, 719104, 853936, 1014049, 1224512, 1707872, 2028098, 2449024, 3415744, 4056196, 4898048, 6831488, 8112392, 13662976, 16224784, 32449568, 64899136, 129798272, 259596544]

約数ペア:

[(1, 259596544), (2, 129798272), (4, 64899136), (8, 32449568), (16, 16224784), (19, 13662976), (32, 8112392), (38, 6831488), (53, 4898048), (64, 4056196), (76, 3415744), (106, 2449024), (128, 2028098), (152, 1707872), (212, 1224512), (256, 1014049), (304, 853936), (361, 719104), (424, 612256), (608, 426968), (722, 359552), (848, 306128), (1007, 257792), (1216, 213484), (1444, 179776), (1696, 153064), (2014, 128896), (2432, 106742), (2809, 92416), (2888, 89888), (3392, 76532), (4028, 64448), (4864, 53371), (5618, 46208), (5776, 44944), (6784, 38266), (8056, 32224), (11236, 23104), (11552, 22472), (13568, 19133)]