72621568

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 80

約数和(自身を含む): 154432080

約数和(自身を除く): 81810512

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 67, 73, 116, 128, 134, 146, 232, 256, 268, 292, 464, 512, 536, 584, 928, 1072, 1168, 1856, 1943, 2117, 2144, 2336, 3712, 3886, 4234, 4288, 4672, 4891, 7424, 7772, 8468, 8576, 9344, 9782, 14848, 15544, 16936, 17152, 18688, 19564, 31088, 33872, 34304, 37376, 39128, 62176, 67744, 78256, 124352, 135488, 141839, 156512, 248704, 270976, 283678, 313024, 497408, 541952, 567356, 626048, 994816, 1083904, 1134712, 1252096, 2269424, 2504192, 4538848, 9077696, 18155392, 36310784, 72621568]

約数ペア:

[(1, 72621568), (2, 36310784), (4, 18155392), (8, 9077696), (16, 4538848), (29, 2504192), (32, 2269424), (58, 1252096), (64, 1134712), (67, 1083904), (73, 994816), (116, 626048), (128, 567356), (134, 541952), (146, 497408), (232, 313024), (256, 283678), (268, 270976), (292, 248704), (464, 156512), (512, 141839), (536, 135488), (584, 124352), (928, 78256), (1072, 67744), (1168, 62176), (1856, 39128), (1943, 37376), (2117, 34304), (2144, 33872), (2336, 31088), (3712, 19564), (3886, 18688), (4234, 17152), (4288, 16936), (4672, 15544), (4891, 14848), (7424, 9782), (7772, 9344), (8468, 8576)]