139565968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{6863}}^1$

素因数の和:6943

約数の個数: 40

約数和(自身を含む): 285981696

約数和(自身を除く): 146415728

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 6863, 10168, 13726, 20336, 27452, 54904, 109808, 212753, 281383, 425506, 562766, 851012, 1125532, 1702024, 2251064, 3404048, 4502128, 8722873, 17445746, 34891492, 69782984, 139565968]

約数ペア:

[(1, 139565968), (2, 69782984), (4, 34891492), (8, 17445746), (16, 8722873), (31, 4502128), (41, 3404048), (62, 2251064), (82, 1702024), (124, 1125532), (164, 851012), (248, 562766), (328, 425506), (496, 281383), (656, 212753), (1271, 109808), (2542, 54904), (5084, 27452), (6863, 20336), (10168, 13726)]