25206688

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 72

約数和(自身を含む): 55339200

約数和(自身を除く): 30132512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 79, 104, 118, 158, 169, 208, 236, 316, 338, 416, 472, 632, 676, 767, 944, 1027, 1264, 1352, 1534, 1888, 2054, 2528, 2704, 3068, 4108, 4661, 5408, 6136, 8216, 9322, 9971, 12272, 13351, 16432, 18644, 19942, 24544, 26702, 32864, 37288, 39884, 53404, 60593, 74576, 79768, 106808, 121186, 149152, 159536, 213616, 242372, 319072, 427232, 484744, 787709, 969488, 1575418, 1938976, 3150836, 6301672, 12603344, 25206688]

約数ペア:

[(1, 25206688), (2, 12603344), (4, 6301672), (8, 3150836), (13, 1938976), (16, 1575418), (26, 969488), (32, 787709), (52, 484744), (59, 427232), (79, 319072), (104, 242372), (118, 213616), (158, 159536), (169, 149152), (208, 121186), (236, 106808), (316, 79768), (338, 74576), (416, 60593), (472, 53404), (632, 39884), (676, 37288), (767, 32864), (944, 26702), (1027, 24544), (1264, 19942), (1352, 18644), (1534, 16432), (1888, 13351), (2054, 12272), (2528, 9971), (2704, 9322), (3068, 8216), (4108, 6136), (4661, 5408)]