56451248

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 131420160

約数和(自身を除く): 74968912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 71, 112, 124, 142, 217, 229, 248, 284, 434, 458, 496, 497, 568, 868, 916, 994, 1136, 1603, 1736, 1832, 1988, 2201, 3206, 3472, 3664, 3976, 4402, 6412, 7099, 7952, 8804, 12824, 14198, 15407, 16259, 17608, 25648, 28396, 30814, 32518, 35216, 49693, 56792, 61628, 65036, 99386, 113584, 113813, 123256, 130072, 198772, 227626, 246512, 260144, 397544, 455252, 504029, 795088, 910504, 1008058, 1821008, 2016116, 3528203, 4032232, 7056406, 8064464, 14112812, 28225624, 56451248]

約数ペア:

[(1, 56451248), (2, 28225624), (4, 14112812), (7, 8064464), (8, 7056406), (14, 4032232), (16, 3528203), (28, 2016116), (31, 1821008), (56, 1008058), (62, 910504), (71, 795088), (112, 504029), (124, 455252), (142, 397544), (217, 260144), (229, 246512), (248, 227626), (284, 198772), (434, 130072), (458, 123256), (496, 113813), (497, 113584), (568, 99386), (868, 65036), (916, 61628), (994, 56792), (1136, 49693), (1603, 35216), (1736, 32518), (1832, 30814), (1988, 28396), (2201, 25648), (3206, 17608), (3472, 16259), (3664, 15407), (3976, 14198), (4402, 12824), (6412, 8804), (7099, 7952)]