667286656

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{797}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 1380476160

約数和(自身を除く): 713189504

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 211, 248, 422, 496, 797, 844, 992, 1594, 1688, 1984, 3188, 3376, 3968, 6376, 6541, 6752, 12752, 13082, 13504, 24707, 25504, 26164, 27008, 49414, 51008, 52328, 98828, 102016, 104656, 168167, 197656, 209312, 336334, 395312, 418624, 672668, 790624, 837248, 1345336, 1581248, 2690672, 3162496, 5213177, 5381344, 10426354, 10762688, 20852708, 21525376, 41705416, 83410832, 166821664, 333643328, 667286656]

約数ペア:

[(1, 667286656), (2, 333643328), (4, 166821664), (8, 83410832), (16, 41705416), (31, 21525376), (32, 20852708), (62, 10762688), (64, 10426354), (124, 5381344), (128, 5213177), (211, 3162496), (248, 2690672), (422, 1581248), (496, 1345336), (797, 837248), (844, 790624), (992, 672668), (1594, 418624), (1688, 395312), (1984, 336334), (3188, 209312), (3376, 197656), (3968, 168167), (6376, 104656), (6541, 102016), (6752, 98828), (12752, 52328), (13082, 51008), (13504, 49414), (24707, 27008), (25504, 26164)]