71449144

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 148559400

約数和(自身を除く): 77110256

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 169, 172, 338, 344, 559, 676, 1118, 1229, 1352, 2236, 2458, 4472, 4916, 7267, 9832, 14534, 15977, 29068, 31954, 52847, 58136, 63908, 105694, 127816, 207701, 211388, 415402, 422776, 687011, 830804, 1374022, 1661608, 2748044, 5496088, 8931143, 17862286, 35724572, 71449144]

約数ペア:

[(1, 71449144), (2, 35724572), (4, 17862286), (8, 8931143), (13, 5496088), (26, 2748044), (43, 1661608), (52, 1374022), (86, 830804), (104, 687011), (169, 422776), (172, 415402), (338, 211388), (344, 207701), (559, 127816), (676, 105694), (1118, 63908), (1229, 58136), (1352, 52847), (2236, 31954), (2458, 29068), (4472, 15977), (4916, 14534), (7267, 9832)]