257552048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{1201}}^1$

素因数の和:2253

約数の個数: 40

約数和(自身を含む): 538361376

約数和(自身を除く): 280809328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1031, 1201, 2062, 2402, 4124, 4804, 8248, 9608, 13403, 15613, 16496, 19216, 26806, 31226, 53612, 62452, 107224, 124904, 214448, 249808, 1238231, 2476462, 4952924, 9905848, 16097003, 19811696, 32194006, 64388012, 128776024, 257552048]

約数ペア:

[(1, 257552048), (2, 128776024), (4, 64388012), (8, 32194006), (13, 19811696), (16, 16097003), (26, 9905848), (52, 4952924), (104, 2476462), (208, 1238231), (1031, 249808), (1201, 214448), (2062, 124904), (2402, 107224), (4124, 62452), (4804, 53612), (8248, 31226), (9608, 26806), (13403, 19216), (15613, 16496)]