202122128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 437690736

約数和(自身を除く): 235568608

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 137, 164, 173, 208, 274, 328, 346, 533, 548, 656, 692, 1066, 1096, 1384, 1781, 2132, 2192, 2249, 2768, 3562, 4264, 4498, 5617, 7093, 7124, 8528, 8996, 11234, 14186, 14248, 17992, 22468, 23701, 28372, 28496, 35984, 44936, 47402, 56744, 73021, 89872, 92209, 94804, 113488, 146042, 184418, 189608, 292084, 308113, 368836, 379216, 584168, 616226, 737672, 971741, 1168336, 1232452, 1475344, 1943482, 2464904, 3886964, 4929808, 7773928, 12632633, 15547856, 25265266, 50530532, 101061064, 202122128]

約数ペア:

[(1, 202122128), (2, 101061064), (4, 50530532), (8, 25265266), (13, 15547856), (16, 12632633), (26, 7773928), (41, 4929808), (52, 3886964), (82, 2464904), (104, 1943482), (137, 1475344), (164, 1232452), (173, 1168336), (208, 971741), (274, 737672), (328, 616226), (346, 584168), (533, 379216), (548, 368836), (656, 308113), (692, 292084), (1066, 189608), (1096, 184418), (1384, 146042), (1781, 113488), (2132, 94804), (2192, 92209), (2249, 89872), (2768, 73021), (3562, 56744), (4264, 47402), (4498, 44936), (5617, 35984), (7093, 28496), (7124, 28372), (8528, 23701), (8996, 22468), (11234, 17992), (14186, 14248)]