431320448

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 943752960

約数和(自身を除く): 512432512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 157, 169, 208, 254, 314, 338, 416, 508, 628, 676, 832, 1016, 1256, 1352, 1651, 1664, 2032, 2041, 2512, 2704, 3302, 4064, 4082, 5024, 5408, 6604, 8128, 8164, 10048, 10816, 13208, 16256, 16328, 19939, 20096, 21463, 21632, 26416, 26533, 32656, 39878, 42926, 52832, 53066, 65312, 79756, 85852, 105664, 106132, 130624, 159512, 171704, 211328, 212264, 259207, 261248, 319024, 343408, 424528, 518414, 638048, 686816, 849056, 1036828, 1276096, 1373632, 1698112, 2073656, 2552192, 2747264, 3369691, 3396224, 4147312, 6739382, 8294624, 13478764, 16589248, 26957528, 33178496, 53915056, 107830112, 215660224, 431320448]

約数ペア:

[(1, 431320448), (2, 215660224), (4, 107830112), (8, 53915056), (13, 33178496), (16, 26957528), (26, 16589248), (32, 13478764), (52, 8294624), (64, 6739382), (104, 4147312), (127, 3396224), (128, 3369691), (157, 2747264), (169, 2552192), (208, 2073656), (254, 1698112), (314, 1373632), (338, 1276096), (416, 1036828), (508, 849056), (628, 686816), (676, 638048), (832, 518414), (1016, 424528), (1256, 343408), (1352, 319024), (1651, 261248), (1664, 259207), (2032, 212264), (2041, 211328), (2512, 171704), (2704, 159512), (3302, 130624), (4064, 106132), (4082, 105664), (5024, 85852), (5408, 79756), (6604, 65312), (8128, 53066), (8164, 52832), (10048, 42926), (10816, 39878), (13208, 32656), (16256, 26533), (16328, 26416), (19939, 21632), (20096, 21463)]