25338368

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 60

約数和(自身を含む): 55784190

約数和(自身を除く): 30445822

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 409, 484, 512, 704, 818, 968, 1408, 1636, 1936, 2816, 3272, 3872, 4499, 5632, 6544, 7744, 8998, 13088, 15488, 17996, 26176, 30976, 35992, 49489, 52352, 61952, 71984, 98978, 104704, 143968, 197956, 209408, 287936, 395912, 575872, 791824, 1151744, 1583648, 2303488, 3167296, 6334592, 12669184, 25338368]

約数ペア:

[(1, 25338368), (2, 12669184), (4, 6334592), (8, 3167296), (11, 2303488), (16, 1583648), (22, 1151744), (32, 791824), (44, 575872), (64, 395912), (88, 287936), (121, 209408), (128, 197956), (176, 143968), (242, 104704), (256, 98978), (352, 71984), (409, 61952), (484, 52352), (512, 49489), (704, 35992), (818, 30976), (968, 26176), (1408, 17996), (1636, 15488), (1936, 13088), (2816, 8998), (3272, 7744), (3872, 6544), (4499, 5632)]