25642496

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 80

約数和(自身を含む): 58188240

約数和(自身を除く): 32545744

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 157, 176, 232, 256, 314, 319, 352, 464, 512, 628, 638, 704, 928, 1256, 1276, 1408, 1727, 1856, 2512, 2552, 2816, 3454, 3712, 4553, 5024, 5104, 5632, 6908, 7424, 9106, 10048, 10208, 13816, 14848, 18212, 20096, 20416, 27632, 36424, 40192, 40832, 50083, 55264, 72848, 80384, 81664, 100166, 110528, 145696, 163328, 200332, 221056, 291392, 400664, 442112, 582784, 801328, 884224, 1165568, 1602656, 2331136, 3205312, 6410624, 12821248, 25642496]

約数ペア:

[(1, 25642496), (2, 12821248), (4, 6410624), (8, 3205312), (11, 2331136), (16, 1602656), (22, 1165568), (29, 884224), (32, 801328), (44, 582784), (58, 442112), (64, 400664), (88, 291392), (116, 221056), (128, 200332), (157, 163328), (176, 145696), (232, 110528), (256, 100166), (314, 81664), (319, 80384), (352, 72848), (464, 55264), (512, 50083), (628, 40832), (638, 40192), (704, 36424), (928, 27632), (1256, 20416), (1276, 20096), (1408, 18212), (1727, 14848), (1856, 13816), (2512, 10208), (2552, 10048), (2816, 9106), (3454, 7424), (3712, 6908), (4553, 5632), (5024, 5104)]