68557616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2063}}^1$

素因数の和:2169

約数の個数: 40

約数和(自身を含む): 139229184

約数和(自身を除く): 70671568

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2063, 2077, 4126, 4154, 8252, 8308, 16504, 16616, 33008, 33232, 63953, 127906, 138221, 255812, 276442, 511624, 552884, 1023248, 1105768, 2211536, 4284851, 8569702, 17139404, 34278808, 68557616]

約数ペア:

[(1, 68557616), (2, 34278808), (4, 17139404), (8, 8569702), (16, 4284851), (31, 2211536), (62, 1105768), (67, 1023248), (124, 552884), (134, 511624), (248, 276442), (268, 255812), (496, 138221), (536, 127906), (1072, 63953), (2063, 33232), (2077, 33008), (4126, 16616), (4154, 16504), (8252, 8308)]