81012832

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1391

約数の個数: 48

約数和(自身を含む): 167024592

約数和(自身を除く): 86011760

約数列:

[1, 2, 4, 8, 16, 32, 37, 53, 74, 106, 148, 212, 296, 424, 592, 848, 1184, 1291, 1696, 1961, 2582, 3922, 5164, 7844, 10328, 15688, 20656, 31376, 41312, 47767, 62752, 68423, 95534, 136846, 191068, 273692, 382136, 547384, 764272, 1094768, 1528544, 2189536, 2531651, 5063302, 10126604, 20253208, 40506416, 81012832]

約数ペア:

[(1, 81012832), (2, 40506416), (4, 20253208), (8, 10126604), (16, 5063302), (32, 2531651), (37, 2189536), (53, 1528544), (74, 1094768), (106, 764272), (148, 547384), (212, 382136), (296, 273692), (424, 191068), (592, 136846), (848, 95534), (1184, 68423), (1291, 62752), (1696, 47767), (1961, 41312), (2582, 31376), (3922, 20656), (5164, 15688), (7844, 10328)]