157658656

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{743}}^1$

素因数の和:1121

約数の個数: 48

約数和(自身を含む): 328104000

約数和(自身を除く): 170445344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 349, 608, 698, 743, 1396, 1486, 2792, 2972, 5584, 5944, 6631, 11168, 11888, 13262, 14117, 23776, 26524, 28234, 53048, 56468, 106096, 112936, 212192, 225872, 259307, 451744, 518614, 1037228, 2074456, 4148912, 4926833, 8297824, 9853666, 19707332, 39414664, 78829328, 157658656]

約数ペア:

[(1, 157658656), (2, 78829328), (4, 39414664), (8, 19707332), (16, 9853666), (19, 8297824), (32, 4926833), (38, 4148912), (76, 2074456), (152, 1037228), (304, 518614), (349, 451744), (608, 259307), (698, 225872), (743, 212192), (1396, 112936), (1486, 106096), (2792, 56468), (2972, 53048), (5584, 28234), (5944, 26524), (6631, 23776), (11168, 14117), (11888, 13262)]