64556416

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 135582480

約数和(自身を除く): 71026064

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 128, 148, 172, 296, 317, 344, 592, 634, 688, 1184, 1268, 1376, 1591, 2368, 2536, 2752, 3182, 4736, 5072, 5504, 6364, 10144, 11729, 12728, 13631, 20288, 23458, 25456, 27262, 40576, 46916, 50912, 54524, 93832, 101824, 109048, 187664, 203648, 218096, 375328, 436192, 504347, 750656, 872384, 1008694, 1501312, 1744768, 2017388, 4034776, 8069552, 16139104, 32278208, 64556416]

約数ペア:

[(1, 64556416), (2, 32278208), (4, 16139104), (8, 8069552), (16, 4034776), (32, 2017388), (37, 1744768), (43, 1501312), (64, 1008694), (74, 872384), (86, 750656), (128, 504347), (148, 436192), (172, 375328), (296, 218096), (317, 203648), (344, 187664), (592, 109048), (634, 101824), (688, 93832), (1184, 54524), (1268, 50912), (1376, 46916), (1591, 40576), (2368, 27262), (2536, 25456), (2752, 23458), (3182, 20288), (4736, 13631), (5072, 12728), (5504, 11729), (6364, 10144)]