25522156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 51059232

約数和(自身を除く): 25537076

約数列:

[1, 2, 4, 11, 22, 37, 44, 61, 74, 122, 148, 244, 257, 407, 514, 671, 814, 1028, 1342, 1628, 2257, 2684, 2827, 4514, 5654, 9028, 9509, 11308, 15677, 19018, 24827, 31354, 38036, 49654, 62708, 99308, 104599, 172447, 209198, 344894, 418396, 580049, 689788, 1160098, 2320196, 6380539, 12761078, 25522156]

約数ペア:

[(1, 25522156), (2, 12761078), (4, 6380539), (11, 2320196), (22, 1160098), (37, 689788), (44, 580049), (61, 418396), (74, 344894), (122, 209198), (148, 172447), (244, 104599), (257, 99308), (407, 62708), (514, 49654), (671, 38036), (814, 31354), (1028, 24827), (1342, 19018), (1628, 15677), (2257, 11308), (2684, 9509), (2827, 9028), (4514, 5654)]