128217736

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{6229}}^1$

素因数の和:6349

約数の個数: 32

約数和(自身を含む): 251193600

約数和(自身を除く): 122975864

約数列:

[1, 2, 4, 8, 31, 62, 83, 124, 166, 248, 332, 664, 2573, 5146, 6229, 10292, 12458, 20584, 24916, 49832, 193099, 386198, 517007, 772396, 1034014, 1544792, 2068028, 4136056, 16027217, 32054434, 64108868, 128217736]

約数ペア:

[(1, 128217736), (2, 64108868), (4, 32054434), (8, 16027217), (31, 4136056), (62, 2068028), (83, 1544792), (124, 1034014), (166, 772396), (248, 517007), (332, 386198), (664, 193099), (2573, 49832), (5146, 24916), (6229, 20584), (10292, 12458)]