25400392

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 48755520

約数和(自身を除く): 23355128

約数列:

[1, 2, 4, 8, 71, 142, 197, 227, 284, 394, 454, 568, 788, 908, 1576, 1816, 13987, 16117, 27974, 32234, 44719, 55948, 64468, 89438, 111896, 128936, 178876, 357752, 3175049, 6350098, 12700196, 25400392]

約数ペア:

[(1, 25400392), (2, 12700196), (4, 6350098), (8, 3175049), (71, 357752), (142, 178876), (197, 128936), (227, 111896), (284, 89438), (394, 64468), (454, 55948), (568, 44719), (788, 32234), (908, 27974), (1576, 16117), (1816, 13987)]