25156384

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 72

約数和(自身を含む): 55804140

約数和(自身を除く): 30647756

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 73, 88, 89, 121, 146, 176, 178, 242, 292, 352, 356, 484, 584, 712, 803, 968, 979, 1168, 1424, 1606, 1936, 1958, 2336, 2848, 3212, 3872, 3916, 6424, 6497, 7832, 8833, 10769, 12848, 12994, 15664, 17666, 21538, 25696, 25988, 31328, 35332, 43076, 51976, 70664, 71467, 86152, 103952, 141328, 142934, 172304, 207904, 282656, 285868, 344608, 571736, 786137, 1143472, 1572274, 2286944, 3144548, 6289096, 12578192, 25156384]

約数ペア:

[(1, 25156384), (2, 12578192), (4, 6289096), (8, 3144548), (11, 2286944), (16, 1572274), (22, 1143472), (32, 786137), (44, 571736), (73, 344608), (88, 285868), (89, 282656), (121, 207904), (146, 172304), (176, 142934), (178, 141328), (242, 103952), (292, 86152), (352, 71467), (356, 70664), (484, 51976), (584, 43076), (712, 35332), (803, 31328), (968, 25988), (979, 25696), (1168, 21538), (1424, 17666), (1606, 15664), (1936, 12994), (1958, 12848), (2336, 10769), (2848, 8833), (3212, 7832), (3872, 6497), (3916, 6424)]