257888968

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{6367}}^1$

素因数の和:6517

約数の個数: 32

約数和(自身を含む): 497468160

約数和(自身を除く): 239579192

約数列:

[1, 2, 4, 8, 61, 83, 122, 166, 244, 332, 488, 664, 5063, 6367, 10126, 12734, 20252, 25468, 40504, 50936, 388387, 528461, 776774, 1056922, 1553548, 2113844, 3107096, 4227688, 32236121, 64472242, 128944484, 257888968]

約数ペア:

[(1, 257888968), (2, 128944484), (4, 64472242), (8, 32236121), (61, 4227688), (83, 3107096), (122, 2113844), (166, 1553548), (244, 1056922), (332, 776774), (488, 528461), (664, 388387), (5063, 50936), (6367, 40504), (10126, 25468), (12734, 20252)]