25455185408

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{31249}}^1$

素因数の和:31347

約数の個数: 80

約数和(自身を含む): 53451750000

約数和(自身を除く): 27996564592

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 128, 148, 172, 256, 296, 344, 512, 592, 688, 1184, 1376, 1591, 2368, 2752, 3182, 4736, 5504, 6364, 9472, 11008, 12728, 18944, 22016, 25456, 31249, 50912, 62498, 101824, 124996, 203648, 249992, 407296, 499984, 814592, 999968, 1156213, 1343707, 1999936, 2312426, 2687414, 3999872, 4624852, 5374828, 7999744, 9249704, 10749656, 15999488, 18499408, 21499312, 36998816, 42998624, 49717159, 73997632, 85997248, 99434318, 147995264, 171994496, 198868636, 295990528, 343988992, 397737272, 591981056, 687977984, 795474544, 1590949088, 3181898176, 6363796352, 12727592704, 25455185408]

約数ペア:

[(1, 25455185408), (2, 12727592704), (4, 6363796352), (8, 3181898176), (16, 1590949088), (32, 795474544), (37, 687977984), (43, 591981056), (64, 397737272), (74, 343988992), (86, 295990528), (128, 198868636), (148, 171994496), (172, 147995264), (256, 99434318), (296, 85997248), (344, 73997632), (512, 49717159), (592, 42998624), (688, 36998816), (1184, 21499312), (1376, 18499408), (1591, 15999488), (2368, 10749656), (2752, 9249704), (3182, 7999744), (4736, 5374828), (5504, 4624852), (6364, 3999872), (9472, 2687414), (11008, 2312426), (12728, 1999936), (18944, 1343707), (22016, 1156213), (25456, 999968), (31249, 814592), (50912, 499984), (62498, 407296), (101824, 249992), (124996, 203648)]