51248368

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 101645280

約数和(自身を除く): 50396912

約数列:

[1, 2, 4, 8, 16, 71, 142, 197, 229, 284, 394, 458, 568, 788, 916, 1136, 1576, 1832, 3152, 3664, 13987, 16259, 27974, 32518, 45113, 55948, 65036, 90226, 111896, 130072, 180452, 223792, 260144, 360904, 721808, 3203023, 6406046, 12812092, 25624184, 51248368]

約数ペア:

[(1, 51248368), (2, 25624184), (4, 12812092), (8, 6406046), (16, 3203023), (71, 721808), (142, 360904), (197, 260144), (229, 223792), (284, 180452), (394, 130072), (458, 111896), (568, 90226), (788, 65036), (916, 55948), (1136, 45113), (1576, 32518), (1832, 27974), (3152, 16259), (3664, 13987)]