686876672

素因数分解:

$2^{11}\times {\mathrm{31}}^2\times {\mathrm{349}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 1423217250

約数和(自身を除く): 736340578

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 349, 496, 512, 698, 961, 992, 1024, 1396, 1922, 1984, 2048, 2792, 3844, 3968, 5584, 7688, 7936, 10819, 11168, 15376, 15872, 21638, 22336, 30752, 31744, 43276, 44672, 61504, 63488, 86552, 89344, 123008, 173104, 178688, 246016, 335389, 346208, 357376, 492032, 670778, 692416, 714752, 984064, 1341556, 1384832, 1968128, 2683112, 2769664, 5366224, 5539328, 10732448, 11078656, 21464896, 22157312, 42929792, 85859584, 171719168, 343438336, 686876672]

約数ペア:

[(1, 686876672), (2, 343438336), (4, 171719168), (8, 85859584), (16, 42929792), (31, 22157312), (32, 21464896), (62, 11078656), (64, 10732448), (124, 5539328), (128, 5366224), (248, 2769664), (256, 2683112), (349, 1968128), (496, 1384832), (512, 1341556), (698, 984064), (961, 714752), (992, 692416), (1024, 670778), (1396, 492032), (1922, 357376), (1984, 346208), (2048, 335389), (2792, 246016), (3844, 178688), (3968, 173104), (5584, 123008), (7688, 89344), (7936, 86552), (10819, 63488), (11168, 61504), (15376, 44672), (15872, 43276), (21638, 31744), (22336, 30752)]