53157520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 134991360

約数和(自身を除く): 81833840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 647, 790, 1027, 1040, 1264, 1294, 1580, 2054, 2588, 3160, 3235, 4108, 5135, 5176, 6320, 6470, 8216, 8411, 10270, 10352, 12940, 16432, 16822, 20540, 25880, 33644, 41080, 42055, 51113, 51760, 67288, 82160, 84110, 102226, 134576, 168220, 204452, 255565, 336440, 408904, 511130, 664469, 672880, 817808, 1022260, 1328938, 2044520, 2657876, 3322345, 4089040, 5315752, 6644690, 10631504, 13289380, 26578760, 53157520]

約数ペア:

[(1, 53157520), (2, 26578760), (4, 13289380), (5, 10631504), (8, 6644690), (10, 5315752), (13, 4089040), (16, 3322345), (20, 2657876), (26, 2044520), (40, 1328938), (52, 1022260), (65, 817808), (79, 672880), (80, 664469), (104, 511130), (130, 408904), (158, 336440), (208, 255565), (260, 204452), (316, 168220), (395, 134576), (520, 102226), (632, 84110), (647, 82160), (790, 67288), (1027, 51760), (1040, 51113), (1264, 42055), (1294, 41080), (1580, 33644), (2054, 25880), (2588, 20540), (3160, 16822), (3235, 16432), (4108, 12940), (5135, 10352), (5176, 10270), (6320, 8411), (6470, 8216)]