25798784

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 57062880

約数和(自身を除く): 31264096

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 73, 88, 128, 146, 176, 251, 292, 352, 502, 584, 704, 803, 1004, 1168, 1408, 1606, 2008, 2336, 2761, 3212, 4016, 4672, 5522, 6424, 8032, 9344, 11044, 12848, 16064, 18323, 22088, 25696, 32128, 36646, 44176, 51392, 73292, 88352, 102784, 146584, 176704, 201553, 293168, 353408, 403106, 586336, 806212, 1172672, 1612424, 2345344, 3224848, 6449696, 12899392, 25798784]

約数ペア:

[(1, 25798784), (2, 12899392), (4, 6449696), (8, 3224848), (11, 2345344), (16, 1612424), (22, 1172672), (32, 806212), (44, 586336), (64, 403106), (73, 353408), (88, 293168), (128, 201553), (146, 176704), (176, 146584), (251, 102784), (292, 88352), (352, 73292), (502, 51392), (584, 44176), (704, 36646), (803, 32128), (1004, 25696), (1168, 22088), (1408, 18323), (1606, 16064), (2008, 12848), (2336, 11044), (2761, 9344), (3212, 8032), (4016, 6424), (4672, 5522)]