25181009152

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{175963}}^1$

素因数の和:176035

約数の個数: 72

約数和(自身を含む): 55389244064

約数和(自身を除く): 30208234912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 256, 344, 416, 559, 688, 832, 1118, 1376, 1664, 2236, 2752, 3328, 4472, 5504, 8944, 11008, 17888, 35776, 71552, 143104, 175963, 351926, 703852, 1407704, 2287519, 2815408, 4575038, 5630816, 7566409, 9150076, 11261632, 15132818, 18300152, 22523264, 30265636, 36600304, 45046528, 60531272, 73200608, 98363317, 121062544, 146401216, 196726634, 242125088, 292802432, 393453268, 484250176, 585604864, 786906536, 968500352, 1573813072, 1937000704, 3147626144, 6295252288, 12590504576, 25181009152]

約数ペア:

[(1, 25181009152), (2, 12590504576), (4, 6295252288), (8, 3147626144), (13, 1937000704), (16, 1573813072), (26, 968500352), (32, 786906536), (43, 585604864), (52, 484250176), (64, 393453268), (86, 292802432), (104, 242125088), (128, 196726634), (172, 146401216), (208, 121062544), (256, 98363317), (344, 73200608), (416, 60531272), (559, 45046528), (688, 36600304), (832, 30265636), (1118, 22523264), (1376, 18300152), (1664, 15132818), (2236, 11261632), (2752, 9150076), (3328, 7566409), (4472, 5630816), (5504, 4575038), (8944, 2815408), (11008, 2287519), (17888, 1407704), (35776, 703852), (71552, 351926), (143104, 175963)]