160640512

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:427

約数の個数: 80

約数和(自身を含む): 343728000

約数和(自身を除く): 183087488

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 349, 464, 496, 512, 698, 899, 928, 992, 1396, 1798, 1856, 1984, 2792, 3596, 3712, 3968, 5584, 7192, 7424, 7936, 10121, 10819, 11168, 14384, 14848, 15872, 20242, 21638, 22336, 28768, 40484, 43276, 44672, 57536, 80968, 86552, 89344, 115072, 161936, 173104, 178688, 230144, 313751, 323872, 346208, 460288, 627502, 647744, 692416, 1255004, 1295488, 1384832, 2510008, 2590976, 2769664, 5020016, 5181952, 5539328, 10040032, 20080064, 40160128, 80320256, 160640512]

約数ペア:

[(1, 160640512), (2, 80320256), (4, 40160128), (8, 20080064), (16, 10040032), (29, 5539328), (31, 5181952), (32, 5020016), (58, 2769664), (62, 2590976), (64, 2510008), (116, 1384832), (124, 1295488), (128, 1255004), (232, 692416), (248, 647744), (256, 627502), (349, 460288), (464, 346208), (496, 323872), (512, 313751), (698, 230144), (899, 178688), (928, 173104), (992, 161936), (1396, 115072), (1798, 89344), (1856, 86552), (1984, 80968), (2792, 57536), (3596, 44672), (3712, 43276), (3968, 40484), (5584, 28768), (7192, 22336), (7424, 21638), (7936, 20242), (10121, 15872), (10819, 14848), (11168, 14384)]