1787983616

素因数分解:

$2^8\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 3639955200

約数和(自身を除く): 1851971584

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 211, 256, 316, 419, 422, 632, 838, 844, 1264, 1676, 1688, 2528, 3352, 3376, 5056, 6704, 6752, 10112, 13408, 13504, 16669, 20224, 26816, 27008, 33101, 33338, 53632, 54016, 66202, 66676, 88409, 107264, 132404, 133352, 176818, 264808, 266704, 353636, 529616, 533408, 707272, 1059232, 1066816, 1414544, 2118464, 2133632, 2829088, 4236928, 4267264, 5658176, 6984311, 8473856, 11316352, 13968622, 22632704, 27937244, 55874488, 111748976, 223497952, 446995904, 893991808, 1787983616]

約数ペア:

[(1, 1787983616), (2, 893991808), (4, 446995904), (8, 223497952), (16, 111748976), (32, 55874488), (64, 27937244), (79, 22632704), (128, 13968622), (158, 11316352), (211, 8473856), (256, 6984311), (316, 5658176), (419, 4267264), (422, 4236928), (632, 2829088), (838, 2133632), (844, 2118464), (1264, 1414544), (1676, 1066816), (1688, 1059232), (2528, 707272), (3352, 533408), (3376, 529616), (5056, 353636), (6704, 266704), (6752, 264808), (10112, 176818), (13408, 133352), (13504, 132404), (16669, 107264), (20224, 88409), (26816, 66676), (27008, 66202), (33101, 54016), (33338, 53632)]